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CDAWeb Served Heliophysics Datasets Beginning with 'B'

BAR_1A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1A_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1B_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1B_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1B_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1B_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1B_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1B_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1B_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1C_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1C_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1C_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1C_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1C_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1C_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1C_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1D_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1D_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1D_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1D_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1D_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1D_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1D_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1G_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1G_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1G_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1G_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1G_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1G_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1G_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1H_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1H_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1H_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1H_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1H_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1H_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1H_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1I_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1I_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1I_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1I_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1I_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1I_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1I_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1J_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1J_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1J_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1J_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1J_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1J_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1J_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1K_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1K_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1K_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1K_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1K_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1K_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1K_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1M_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1M_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1M_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1M_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1M_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1M_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1M_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1N_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1N_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1N_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1N_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1N_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1N_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1N_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1O_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1O_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1O_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1O_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1O_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1O_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1O_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1Q_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1Q_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1Q_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1Q_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1Q_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1Q_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1Q_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1R_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1R_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1R_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1R_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1R_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1R_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1R_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1S_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1S_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1S_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1S_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1S_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1S_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1S_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1T_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1T_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1T_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1T_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1T_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1T_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1T_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1U_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1U_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1U_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1U_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1U_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1U_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1U_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1V_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_1V_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1V_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_1V_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_1V_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_1V_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_1V_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2A_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2B_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2B_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2B_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2B_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2B_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2B_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2B_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2C_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2C_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2C_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2C_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2C_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2C_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2C_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2D_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2D_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2D_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2D_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2D_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2D_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2D_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2E_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2E_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2E_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2E_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2E_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2E_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2E_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2F_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2F_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2F_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2F_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2F_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2F_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2F_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2I_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2I_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2I_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2I_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2I_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2I_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2I_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2K_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2K_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2K_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2K_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2K_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2K_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2K_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2L_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2L_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2L_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2L_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2L_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2L_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2L_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2M_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2M_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2M_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2M_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2M_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2M_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2M_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2N_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2N_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2N_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2N_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2N_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2N_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2N_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2O_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2O_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2O_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2O_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2O_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2O_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2O_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2P_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2P_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2P_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2P_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2P_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2P_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2P_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2Q_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2Q_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2Q_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2Q_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2Q_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2Q_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2Q_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2T_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2T_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2T_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2T_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2T_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2T_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2T_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2W_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2W_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2W_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2W_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2W_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2W_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2W_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2X_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2X_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2X_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2X_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2X_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2X_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2X_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2Y_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_2Y_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2Y_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_2Y_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_2Y_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_2Y_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_2Y_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3A_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3B_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3B_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3B_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3B_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3B_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3B_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3B_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3C_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3C_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3C_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3C_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3C_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3C_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3C_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3D_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3D_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3D_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3D_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3D_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3D_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3D_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3E_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3E_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3E_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3E_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3E_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3E_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3E_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3F_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3F_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3F_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3F_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3F_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3F_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3F_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3G_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_3G_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3G_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_3G_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_3G_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_3G_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_3G_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4A_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4A_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4B_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4B_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4B_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4B_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4B_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4B_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4B_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4B_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4C_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4C_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4C_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4C_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4C_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4C_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4C_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4C_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4D_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4D_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4D_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4D_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4D_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4D_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4D_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4D_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4E_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4E_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4E_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4E_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4E_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4E_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4E_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4E_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4F_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4F_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4F_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4F_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4F_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4F_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4F_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4F_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4G_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4G_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4G_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4G_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4G_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4G_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4G_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4G_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_4H_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_4H_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4H_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_4H_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4H_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_4H_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_4H_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_4H_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_5A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_5A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_5A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_5A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_5A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_5A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_5A_L2_USPC: 10ms resolution x-ray spectra - Robyn Millan (Dartmouth College)

BAR_5A_L2_XSPC: 50ms resolution, 30-channel X-ray spectrum - Robyn Millan (Dartmouth College)

BAR_6A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_6A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_6A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_6A_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_6A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_6A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_6A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_7A_L2_EPHM: Coordinates - Robyn Millan (Dartmouth College)

BAR_7A_L2_FSPC: BARREL Fast Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_7A_L2_HKPG: Analog Housekeeping Data - Robyn Millan (Dartmouth College)

BAR_7A_L2_MAGN: MAG X, Y, and Z - Robyn Millan (Dartmouth College)

BAR_7A_L2_MSPC: BARREL Medium Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BAR_7A_L2_RCNT: Rate counters for scintillator diagnostics. - Robyn Millan (Dartmouth College)

BAR_7A_L2_SSPC: BARREL Slow Time Resolution Bremsstrahlung X-ray Spectra - Robyn Millan (Dartmouth College)

BEPICOLOMBO_HELIO1DAY_POSITION: Position in heliocentric coordinates from SPDF Helioweb - Natalia Papitashvili (NASA/GSFC/SPDF)

BORRELLY_HELIO1DAY_POSITION: Position in heliocentric coordinates from SPDF Helioweb - Natalia Papitashvili (NASA/GSFC/SPDF)

---

BAR_1A_L2_EPHM (spase://NASA/NumericalData/BARREL/1A/Ephemeris/L2/PT4S)

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library. 9999.0 indicates an
  open field line.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library. 9999.0 indicates an
  open field line.
  

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BAR_1A_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_1A_L2_MAGN (spase://NASA/NumericalData/BARREL/1A/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_1A_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1A_L2_RCNT (spase://NASA/NumericalData/BARREL/1A/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_1A_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_1B_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_1B_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1B_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1B_L2_MAGN (spase://NASA/NumericalData/BARREL/1B/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1B_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1B_L2_RCNT (spase://NASA/NumericalData/BARREL/1B/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1B_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1C_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1C_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1C_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1C_L2_MAGN (spase://NASA/NumericalData/BARREL/1C/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1C_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1C_L2_RCNT (spase://NASA/NumericalData/BARREL/1C/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1C_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1D_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1D_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1D_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1D_L2_MAGN (spase://NASA/NumericalData/BARREL/1D/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_1D_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1D_L2_RCNT (spase://NASA/NumericalData/BARREL/1D/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1D_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1G_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1G_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1G_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1G_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1G_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1G_L2_RCNT (spase://NASA/NumericalData/BARREL/1G/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1G_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1H_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1H_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1H_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1H_L2_MAGN (spase://NASA/NumericalData/BARREL/1H/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1H_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1H_L2_RCNT (spase://NASA/NumericalData/BARREL/1H/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1H_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1I_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1I_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1I_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1I_L2_MAGN (spase://NASA/NumericalData/BARREL/1I/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1I_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1I_L2_RCNT (spase://NASA/NumericalData/BARREL/1I/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1I_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1J_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1J_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1J_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1J_L2_MAGN (spase://NASA/NumericalData/BARREL/1J/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1J_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1J_L2_RCNT (spase://NASA/NumericalData/BARREL/1J/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1J_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1K_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1K_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1K_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1K_L2_MAGN (spase://NASA/NumericalData/BARREL/1K/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1K_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1K_L2_RCNT (spase://NASA/NumericalData/BARREL/1K/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1K_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1M_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1M_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1M_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1M_L2_MAGN (spase://NASA/NumericalData/BARREL/1M/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1M_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1M_L2_RCNT (spase://NASA/NumericalData/BARREL/1M/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1M_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1N_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1N_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1N_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1N_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1N_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1N_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1N_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1O_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_1O_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1O_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1O_L2_MAGN (spase://NASA/NumericalData/BARREL/1O/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1O_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1O_L2_RCNT (spase://NASA/NumericalData/BARREL/1O/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1O_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1Q_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1Q_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1Q_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1Q_L2_MAGN (spase://NASA/NumericalData/BARREL/1Q/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1Q_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1Q_L2_RCNT (spase://NASA/NumericalData/BARREL/1Q/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1Q_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1R_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1R_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1R_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1R_L2_MAGN (spase://NASA/NumericalData/BARREL/1R/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1R_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1R_L2_RCNT (spase://NASA/NumericalData/BARREL/1R/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_1R_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1S_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1S_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1S_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1S_L2_MAGN (spase://NASA/NumericalData/BARREL/1S/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1S_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1S_L2_RCNT (spase://NASA/NumericalData/BARREL/1S/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1S_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1T_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1T_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1T_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1T_L2_MAGN (spase://NASA/NumericalData/BARREL/1T/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1T_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1T_L2_RCNT (spase://NASA/NumericalData/BARREL/1T/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1T_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_1U_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1U_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_1U_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1U_L2_MAGN (spase://NASA/NumericalData/BARREL/1U/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1U_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1U_L2_RCNT (spase://NASA/NumericalData/BARREL/1U/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1U_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_1V_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_1V_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1V_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_1V_L2_MAGN (spase://NASA/NumericalData/BARREL/1V/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_1V_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_1V_L2_RCNT (spase://NASA/NumericalData/BARREL/1V/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_1V_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2A_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2A_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2A_L2_MAGN (spase://NASA/NumericalData/BARREL/2A/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2A_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2A_L2_RCNT (spase://NASA/NumericalData/BARREL/2A/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2A_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2B_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2B_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2B_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2B_L2_MAGN (spase://NASA/NumericalData/BARREL/2B/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2B_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2B_L2_RCNT (spase://NASA/NumericalData/BARREL/2B/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2B_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2C_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2C_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2C_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2C_L2_MAGN (spase://NASA/NumericalData/BARREL/2C/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2C_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2C_L2_RCNT (spase://NASA/NumericalData/BARREL/2C/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2C_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2D_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2D_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2D_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2D_L2_MAGN (spase://NASA/NumericalData/BARREL/2D/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2D_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2D_L2_RCNT (spase://NASA/NumericalData/BARREL/2D/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2D_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2E_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2E_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2E_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2E_L2_MAGN (spase://NASA/NumericalData/BARREL/2E/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2E_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2E_L2_RCNT (spase://NASA/NumericalData/BARREL/2E/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2E_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2F_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2F_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2F_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2F_L2_MAGN (spase://NASA/NumericalData/BARREL/2F/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2F_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2F_L2_RCNT (spase://NASA/NumericalData/BARREL/2F/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2F_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2I_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2I_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2I_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2I_L2_MAGN (spase://NASA/NumericalData/BARREL/2I/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2I_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2I_L2_RCNT (spase://NASA/NumericalData/BARREL/2I/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2I_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2K_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2K_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2K_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2K_L2_MAGN (spase://NASA/NumericalData/BARREL/2K/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2K_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2K_L2_RCNT (spase://NASA/NumericalData/BARREL/2K/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2K_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2L_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2L_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2L_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2L_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2L_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2L_L2_RCNT

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a 4 second accumulation.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  LowLevel rate counter. [LowLevel]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  HighLevel rate counter. [HighLevel]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Interrupt rate counter. [Interrupt]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2L_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2M_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2M_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2M_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2M_L2_MAGN (spase://NASA/NumericalData/BARREL/2M/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2M_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2M_L2_RCNT (spase://NASA/NumericalData/BARREL/2M/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2M_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2N_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2N_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2N_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2N_L2_MAGN (spase://NASA/NumericalData/BARREL/2N/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2N_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2N_L2_RCNT (spase://NASA/NumericalData/BARREL/2N/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2N_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2O_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2O_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2O_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2O_L2_MAGN (spase://NASA/NumericalData/BARREL/2O/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2O_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2O_L2_RCNT (spase://NASA/NumericalData/BARREL/2O/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2O_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2P_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2P_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2P_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2P_L2_MAGN (spase://NASA/NumericalData/BARREL/2P/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2P_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2P_L2_RCNT (spase://NASA/NumericalData/BARREL/2P/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2P_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2Q_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2Q_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2Q_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2Q_L2_MAGN (spase://NASA/NumericalData/BARREL/2Q/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2Q_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2Q_L2_RCNT (spase://NASA/NumericalData/BARREL/2Q/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2Q_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2T_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2T_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2T_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2T_L2_MAGN (spase://NASA/NumericalData/BARREL/2T/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2T_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2T_L2_RCNT (spase://NASA/NumericalData/BARREL/2T/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2T_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2W_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_2W_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2W_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_2W_L2_MAGN (spase://NASA/NumericalData/BARREL/2W/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_2W_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_2W_L2_RCNT (spase://NASA/NumericalData/BARREL/2W/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_2W_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BAR_2X_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2X_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2X_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2X_L2_MAGN (spase://NASA/NumericalData/BARREL/2X/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2X_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2X_L2_RCNT (spase://NASA/NumericalData/BARREL/2X/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2X_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_2Y_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_2Y_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2Y_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_2Y_L2_MAGN (spase://NASA/NumericalData/BARREL/2Y/Magnetometer/L2/PT0.25S)

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2)..Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_2Y_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_2Y_L2_RCNT (spase://NASA/NumericalData/BARREL/2Y/RateCounter/L2/PT4S)

Description

Rate counters record interrupt, low level, peak detect, and high level. Each
value is a four second accumulation

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Peak detect rate counter. [PeakDet]
  Low level rate counter. [LowLevel]
  High level rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_2Y_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3A_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3A_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3A_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3A_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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BAR_3A_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3A_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3B_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3B_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3B_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3B_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3B_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3B_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3B_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3C_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3C_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3C_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3C_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3C_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3C_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3C_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3D_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3D_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3D_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3D_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3D_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3D_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3D_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3E_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3E_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3E_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3E_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3E_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3E_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3E_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3F_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3F_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3F_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3F_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3F_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3F_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3F_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_3G_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_3G_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3G_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_3G_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_3G_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_3G_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_3G_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4A_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4A_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4A_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4A_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4A_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4A_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4A_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4B_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4B_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4B_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4B_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4B_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4B_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4B_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4B_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4C_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4C_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4C_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4C_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4C_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4C_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4C_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4C_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4D_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4D_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4D_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4D_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4D_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4D_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4D_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4D_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4E_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4E_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4E_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4E_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4E_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4E_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4E_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4E_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4F_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4F_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4F_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4F_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4F_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4F_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4F_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4F_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4G_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4G_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4G_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4G_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4G_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4G_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4G_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4G_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_4H_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_4H_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4H_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_4H_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_4H_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_4H_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_4H_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_4H_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_5A_L2_EPHM

Description

Geographic and magnetic corrdinates. Geographic coordinates are obtained from
onboard GPS unit, magnegic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_5A_L2_FSPC

Description

Fast time resolution Bremsstrahlung X-ray spectrum from NaI Scintillator, four
channels at 20 MHz.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  Fast spectra (50ms) ch. 1 [FSPC1a]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1b]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 1 [FSPC1c]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_5A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_5A_L2_MSPC

Description

Bremsstrahlung X-ray spectra made of 48 transmitted over 4 frames and
accumulated for 4 seconds.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  48 standardized channels accumulated for 4 seconds/record [MSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

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---

BAR_5A_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_5A_L2_SSPC

Description

Bremsstrahlung X-ray spectra each made of 256 energy channels transmitted over
32 frames.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality.
  

  256 standardized channels accumulated for 32 seconds/record [SSPC]

  Rebinned, divided by energy bin widths and adjusted to /sec time scale.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_5A_L2_USPC

Description

Bremsstrahlung X-ray spectra each made of 30 raw enery channels. Each record is
a 10ms accumulation. The energy levels for bins in each record are tracked in
the 'energy' support data variable. NOTE: Unlike other BARREL products, these
data are not filtered by altitude (i.e. data below 25km are not removed).
Altitude should be checked in the EPHM file for the time period you are
interested in before use.

• Data Variable Descriptions
  10ms, 30 channel x-ray spectra [Counts]

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---

BAR_5A_L2_XSPC

Description

Bremsstrahlung X-ray spectra made of 30 standardized bins with each sample
accumulated for 50ms. The energy levels are constant and set in the 'energy'
support data variable. NOTE: Unlike other BARREL products, these data are not
filtered by altitude (i.e. data below 25km are not removed). Altitude should be
checked in the EPHM file for the time period you are interested in before use

• Data Variable Descriptions
  50ms, 30 channel x-ray spectra [Counts]

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---

BAR_6A_L2_EPHM

Description

Geographic and magnetic coordinates. Geographic coordinates are obtained from an
onboard GPS unit, magnetic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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---

BAR_6A_L2_FSPC

Description

Six channels of fast time resolution (50ms) Bremsstrahlung X-rays detected with
a NaI Scintillator. Each channel is separated in its own variable (e.g. FSPC1,
FSPC2, etc). Nominal energy range covered by the 6 channels is 0 - 1.5MeV.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Fast spectra (50ms) ch. 1a [FSPC1a]

  Nominal FSPC1a energy range is 0keV - 48.8keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 1b [FSPC1b]

  Nominal FSPC1b energy range is 48.8keV - 97.6keV. The calibrated energy range
  for each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 1c [FSPC1c]

  Nominal FSPC1c energy range is 97.6keV - 183keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Nominal FSPC2 energy range is 183keV - 561keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Nominal FSPC2 energy range is 561keV - 854keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Nominal FSPC2 energy range is 854keV - 1510keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

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---

BAR_6A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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---

BAR_6A_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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---

BAR_6A_L2_MSPC

Description

48 channels (0 - 4MeV) of medium time resolution (4s) Bremsstrahlung X-rays
detected with a NaI Scintillator. All channels are combined to a single variable
(MSPC). 

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  48 standardized channels accumulated for 4 seconds/record. [MSPC]

  Rebinned, divided by energy channel widths and adjusted to /sec time scale. The
  'energy' variable tracks the level of each of the 48 channels in keV.
  

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BAR_6A_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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---

BAR_6A_L2_SSPC

Description

256 channels (0-10Mev) of slow time resolution (32s) Bremsstrahlung X-rays
detected with a NaI Scintillator. All channels are combined to a single variable
(SSPC).

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  256 standardized channels accumulated for 32 seconds/record. [SSPC]

  Rebinned, divided by energy channel widths and adjusted to /sec time scale. The
  'energy' variable tracks the level of each of the 256 channels in keV.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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---

BAR_7A_L2_EPHM

Description

Geographic and magnetic coordinates. Geographic coordinates are obtained from an
onboard GPS unit, magnetic coordinates are derived using the IRBEM FORTRAN
library. Ephemeris data products (Lat, Long, Alt, and Time) are each returned
from the payload once every 4s.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  GPS Latitude. [GPS_Lat]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Longitude. [GPS_Lon]

  Converted from raw int value by multiplying by a scaling factor: 8.38190317154 *
  10^-8
  

  GPS Altitude. [GPS_Alt]
  Magnetic local time for Kp=2 in hours (using T89c). [MLT_Kp2_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  Magnetic local time for Kp=6 in hours (using T89c). [MLT_Kp6_T89c]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=2 (using T89c). [L_Kp2]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

  L shell for Kp=6 (using T89c). [L_Kp6]

  Calculated using T89c model with the IRBEM FORTRAN library.
  

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BAR_7A_L2_FSPC

Description

Six channels of fast time resolution (50ms) Bremsstrahlung X-rays detected with
a NaI Scintillator. Each channel is separated in its own variable (e.g. FSPC1,
FSPC2, etc). Nominal energy range covered by the 6 channels is 0 - 1.5MeV.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Fast spectra (50ms) ch. 1a [FSPC1a]

  Nominal FSPC1a energy range is 0keV - 48.8keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 1b [FSPC1b]

  Nominal FSPC1b energy range is 48.8keV - 97.6keV. The calibrated energy range
  for each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 1c [FSPC1c]

  Nominal FSPC1c energy range is 97.6keV - 183keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 2 [FSPC2]

  Nominal FSPC2 energy range is 183keV - 561keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 3 [FSPC3]

  Nominal FSPC2 energy range is 561keV - 854keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

  Fast spectra (50ms) ch. 4 [FSPC4]

  Nominal FSPC2 energy range is 854keV - 1510keV. The calibrated energy range for
  each channel is tracked in the variable FSPC_Edges.
  

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BAR_7A_L2_HKPG

Description

Voltage, temperature, current, and payload status values returned every 40s.
NOTE: The analog sensor data in these records are based on the nominal BARREL
housekeeping layout. Some payloads may have small differences that are not
reflected here. If there is specific sensor data that you need, but looks
questionable, contact the BARREL team for clarification.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Voltage at load [V0_VoltAtLoad]
  Battery Voltage [V1_Battery]
  Solar Panel One Voltage [V2_Solar1]
  DPU Voltage (Positive) [V3_POS_DPU]
  X-ray Detector Voltage (Positive) [V4_POS_XRayDet]
  Modem Voltage [V5_Modem]
  X-ray Detector Voltage (Negative) [V6_NEG_XRayDet]
  DPU Voltage (Negative) [V7_NEG_DPU]
  Magnetometer Voltage [V8_Mag]
  Solar Panel Two Voltage [V9_Solar2]
  Solar Panel Three Voltage [V10_Solar3]
  Solar Panel Four Voltage [V11_Solar4]
  Total Load Current [I0_TotalLoad]
  Total Solar Current [I1_TotalSolar]
  Solar Panel One Current [I2_Solar1]
  DPU Current (Positive) [I3_POS_DPU]
  X-ray Detector Current (Positive) [I4_POS_XRayDet]
  Modem Current [I5_Modem]
  X-ray Detector Current (Negative) [I6_NEG_XRayDet]
  DPU Current (Negative) [I7_NEG_DPU]
  Scintillator Temperature [T0_Scint]
  Magnetometer Temperature [T1_Mag]
  Charge Controller Temperature [T2_ChargeCont]
  Battery Temperature [T3_Battery]
  Power Converter Temperature [T4_PowerConv]
  DPU Temperature [T5_DPU]
  Modem Temperature [T6_Modem]
  Structure Temperature [T7_Structure]
  Solar Panel One Temperature [T8_Solar1]
  Solar Panel Two Temperature [T9_Solar2]
  Solar Panel Three Temperature [T10_Solar3]
  Solar Panel Four Temperature [T11_Solar4]
  Terminate Temperature [T12_TermTemp]
  Terminate Battery [T13_TermBatt]
  Terminate Capacitor [T14_TermCap]
  CC Status [T15_CCStat]
  Number of GPS Satellites [numOfSats]
  Leap Seconcs [timeOffset]
  Terminate Status [termStatus]
  Command Counter [cmdCounter]
  Modem Reset Counter [modemCounter]
  Number of times the DCD has been de-asserted [dcdCounter]
  Weeks since 6 Jan 1980 [weeks]

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BAR_7A_L2_MAGN

Description

Three axis magnetometer reading with nominal conversion. Data are neither gain
corrected nor despun.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  X axis of magnetic field. *Uncalibrated* [MAG_X_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Y axis of magnetic field. *Uncalibrated* [MAG_Y_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Z axis of magnetic field. *Uncalibrated* [MAG_Z_uncalibrated]

  Calculated as (raw_value - 8388608) / 83886.070. Contains fluctuations due to
  payload rotations.
  

  Magnitude of magnetic field. *Uncalibrated* [Total]

  Bt = sqrt(Bx^2 + By^2 + Bz^2). Value has variations due to payload rotations and
  Bx, By, and Bz not being gain corrected.
  

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BAR_7A_L2_MSPC

Description

48 channels (0 - 4MeV) of medium time resolution (4s) Bremsstrahlung X-rays
detected with a NaI Scintillator. All channels are combined to a single variable
(MSPC). 

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  48 standardized channels accumulated for 4 seconds/record. [MSPC]

  Rebinned, divided by energy channel widths and adjusted to /sec time scale. The
  'energy' variable tracks the level of each of the 48 channels in keV.
  

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BAR_7A_L2_RCNT

Description

Rate counters are diagnostic fields, have uncalibrated energy ranges, and wrap
near or above 16384 counts/second. Values are stored as 4 second accumulations
of counts.

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  Peak detect rate counter. [PeakDet]
  LowLevel rate counter. [LowLevel]
  HighLevel rate counter. [HighLevel]
  Interrupt rate counter. [Interrupt]

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BAR_7A_L2_SSPC

Description

256 channels (0-10Mev) of slow time resolution (32s) Bremsstrahlung X-rays
detected with a NaI Scintillator. All channels are combined to a single variable
(SSPC).

• Data Variable Descriptions
  Data Quality Flag [Quality]

  32bit flag used to indicate data quality. Bit 0 = Low altitude (below 20km); Bit
  1 = No GPS; Bit 2 = External ephemeris used; Bit 3 = Gain shift.
  

  256 standardized channels accumulated for 32 seconds/record. [SSPC]

  Rebinned, divided by energy channel widths and adjusted to /sec time scale. The
  'energy' variable tracks the level of each of the 256 channels in keV.
  

  Peak location of the 511keV line. [Peak_511]

  This is the detector channel (0-4096) which appears to contain the 511
  

  Counts/keV/sec. No energy calibrtion. [SSPC_UNCAL]

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BEPICOLOMBO_HELIO1DAY_POSITION (spase://NASA/NumericalData/BepiColombo/HelioWeb/Ephemeris/P1D)

Description

No TEXT global attribute value.

• Data Variable Descriptions
  Distance from Sun to object [RAD_AU]
  Latitude in Solar Ecliptic Coordinate System (SE) [SE_LAT]
  Longitude in Solar Ecliptic Coordinate System (SE) [SE_LON]
  Latitude in heliographic Rotating Coordinate System (HG) [HG_LAT]
  Longitude in Heliographic Rotating Coordinate System (HG) [HG_LON]
  Latitude in heliographic Inertial Coordinate System (HGI) [HGI_LAT]
  Longitude in heliographic Inertial Coordinate System (HGI) [HGI_LON]

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BORRELLY_HELIO1DAY_POSITION (spase://NASA/NumericalData/Comet/Borrelly/HelioWeb/Ephemeris/P1D)

Description

No TEXT global attribute value.

• Data Variable Descriptions
  Distance from Sun to object [RAD_AU]
  Latitude in Solar Ecliptic Coordinate System (SE) [SE_LAT]
  Longitude in Solar Ecliptic Coordinate System (SE) [SE_LON]
  Latitude in heliographic Rotating Coordinate System (HG) [HG_LAT]
  Longitude in Heliographic Rotating Coordinate System (HG) [HG_LON]
  Latitude in heliographic Inertial Coordinate System (HGI) [HGI_LAT]
  Longitude in heliographic Inertial Coordinate System (HGI) [HGI_LON]

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