2.3.1 spase://CNES/Instrument/CDPP-AMDA/Cluster3/Ephemeris Ephemeris Cluster3 Ephemeris 2017-02-04T15:37:07Z Cluster 3 spacecraft positions in various coordinate systems spase://CNES/Person/Elena.Budnik TechnicalContact spase://SMWG/Instrument/Cluster2-Samba/Ephemeris Platform Spacecraft position spase://CNES/Observatory/CDPP-AMDA/Cluster3