2.3.1 spase://CNES/Instrument/CDPP-AMDA/IMP8/Ephemeris Ephemeris IMP 8 Position 2009-05-20T21:10:02Z IMP 8 spacecraft position in various coordinate systems spase://SMWG/Person/Adam.Szabo DataProducer Platform Spacecraft position spase://CNES/Observatory/CDPP-AMDA/IMP8