2.7.1 https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions spase://NASA/DisplayData/IRIDIUM/Magnetometer/PLOTS NASA DisplayData Iridium magnetic field data plots 2025-12-04T13:27:59Z 2020-07-07T19:48:34Z Only known prior ReleaseDate of the metadata 2025-12-04T13:27:59Z Added MetadataRightsList. Added ResourceType and NamingAuthority. Updated to 2.7.1. ZCB Plots of various summaries of Birkeland current system magnetic field data from ~70 Iridium spacecraft; cf. Anderson et al, JGR,107, SMP-11, 2002. spase://SMWG/Person/Brian.J.Anderson GeneralContact spase://VSPO/DisplayData/P_IRIDIUM_HDR_PLOTS spase://VSPO/DisplayData/IRIDIUM/Magnetometer/PLOTS spase://SMWG/Repository/JHU_APL Online Open AMPERE interface at JHU_APL http://ampere.jhuapl.edu/ As of 9/5,2012, it was expected that Iridium data would be accessible from this site in "a month or so." JPEG CALIBRATED spase://SMWG/Instrument/IRIDIUM/Magnetometer MagneticField 1999-02-18T00:00:00 -P21D Data are current to within a few weeks PT900S Earth.NearSurface