2.1.0 spase://SMWG/Instrument/DoubleStar1/Ephemeris Double Star 1 Spacecraft Position Double Star 1 Ephemeris 2019-05-05T12:34:56Z Double Star 1 spacecraft position information. spase://SMWG/Person/James.M.Weygand MetadataContact Double Star 1 Orbit Information https://nssdc.gsfc.nasa.gov/nmc/spacecraft/displayTrajectory.action?id=2003-061A Introduction to the Double Star 1 Orbit. Platform Double Star 1 Spacecraft Position spase://SMWG/Observatory/DoubleStar1