2.2.6 spase://CDPP/Instrument/AMDA/ISEE2/Ephemeris Ephemeris ISEE2 Ephemeris 2013-04-09T00:00:00Z ISEE2 spacecraft positions in various coordinate systems spase://SMWG/Person/Robert.E.McGuire MetadataContact Platform Spacecraft position spase://CDPP/Observatory/AMDA/ISEE2