2.2.6 spase://SMWG/Instrument/MMS/3/Ephemeris MMS 3 Ephemeris MMS 3 Ephemeris 2019-05-05T12:34:56Z MMS 3 spacecraft ephemeris virtual instrument. spase://SMWG/Person/James.L.Burch PrincipalInvestigator Mission web page https://mms.gsfc.nasa.gov/ Mission web page English Platform MMS 3 Ephemeris 2015-03-13T02:44:00 spase://SMWG/Observatory/MMS/3