2.2.6 spase://CNES/Instrument/CDPP-AMDA/IRM/Ephemeris Ephemeris IRM orbit 2019-05-05T12:34:56Z AMPTE_IRM spacecraft positions in various coordinate systems spase://SMWG/Person/Hermann.Luehr PrincipalInvestigator spase://SMWG/Person/Robert.E.McGuire MetadataContact NSSDC Master Catalog https://nssdc.gsfc.nasa.gov/nmc/experiment/display.action?id=1984-088B-02 Information about the AMPTE-IRM investigation Platform Spacecraft position spase://CNES/Observatory/CDPP-AMDA/AMPTE/IRM