2.3.1 spase://CNES/Instrument/CDPP-AMDA/MMS3/Ephemeris Ephemeris MMS3 Ephemeris 2017-02-04T15:37:46Z spase://CNES/Person/M.G.Henderson PrincipalInvestigator spase://CNES/Person/S.K.Morley PrincipalInvestigator Platform Spacecraft position spase://CNES/Observatory/CDPP-AMDA/MMS3