$ ./getCdasDataFile.pl spase://VMO/NumericalData/IMP8/MAG/PT15.36S 2000-06-09T00:00:00.000Z 2000-06-10T00:00:00.000Z

getDatasetVariables() returned:
  SC_Pos_GSE  position  Spacecraft position, GSE coordinates
  SC_Pos_GSET  position  Spacecraft position, GSE coordinates (time-series plot)
  SC_Pos_GSM  position  Spacecraft position, GSM coordinates
  SC_Pos_GSMT  position  Spacecraft position, GSM coordinates (time-series plot)
  F1_Average_B_15s  magnetic_field  B magnitude, averaged over 15.36 seconds. V03.
  B_Vector_GSE  magnetic_field  B vector, GSE cartesian components
  B_Vector_GSM  magnetic_field  B vector, GSM cartesian components
  B_jj_Variances    Variances; diagonal elements Bxx, Byy, Bzz; GSE coordinates 
  B_jk_Variances    Variances; off-diagonal elements Byx, Bzx, Bzy; GSE coordinates 
getCdasDataFile() returned:
  http://cdaweb.gsfc.nasa.gov/tmp/ws9166/i8_15secs_mag_20000609000000_20000609235949.cdf 
getCdasDataFile2() returned:
  http://cdaweb.gsfc.nasa.gov/tmp/ws9188/i8_15secs_mag_20000609000000_20000609235949.cdf