2.2.6 spase://CDPP/Instrument/AMDA/Cluster-Tango/Ephemeris Ephemeris Cluster-Tango Ephemeris 2011-02-04T15:37:19Z Cluster-Tango spacecraft positions in various coordinate systems spase://SMWG/Person/M.Tatrallyay DataProducer spase://SMWG/Instrument/Cluster2-Tango/Ephemeris Platform Spacecraft position spase://CDPP/Observatory/AMDA/Cluster-Tango