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      Platforms
      ADEOS-1, 
                    ADEOS-2, 
                    AJISAI, 
                    ALOS, 
                    ANDE CASTOR, 
                    ANDE POLLUX, 
                    ANDE-RR ACTIVE, 
                    ANDE-RR PASSIVE, 
                    BE-C, 
                    BLITS, 
                    CHAMP, 
                    COMPASS-M1, 
                    CRYOSAT-1, 
                    CRYOSAT-2, 
                    DIADEM-1C, 
                    DIADEM-1D, 
                    ENVISAT, 
                    ERS-1, 
                    ERS-2, 
                    ETALON-1, 
                    ETALON-2, 
                    ETS-8, 
                    GEOS-1, 
                    GEOS-2, 
                    GEOS-3, 
                    GFO-1, 
                    GFZ-1, 
                    GIOVE-A, 
                    GIOVE-B, 
                    GLONASS, 
                    GOCE, 
                    GP-B, 
                    GPS-35, 
                    GPS-36, 
                    GRACE-A, 
                    GRACE-B, 
                    GROUND STATIONS, 
                    HY-2A, 
                    ICESAT-1, 
                    JASON-1, 
                    JASON-2, 
                    KOMPSAT-5, 
                    LAGEOS-1, 
                    LAGEOS-2, 
                    LARETS, 
                    LRE, 
                    LRO, 
                    METEOR 2-21, 
                    METEOR-2, 
                    METEOR-3, 
                    METEOR-3M, 
                    MSTI-2, 
                    OICETS, 
                    PROBA-2, 
                    QZS-1, 
                    RADIOASTRON, 
                    REFLECTOR, 
                    RESURS-01, 
                    SEASAT-1, 
                    SOHLA-1, 
                    STARLETTE, 
                    STARSHINE, 
                    STELLA, 
                    STSAT-2A, 
                    STSAT-2B, 
                    SUNSAT, 
                    TANDEM-X, 
                    TERRASAR-X, 
                    TIPS, 
                    TIPS-NORTON, 
                    TIPS-RALPH, 
                    TOPEX/POSEIDON, 
                    WESTPAC, 
                    ZEIA
        Instruments
      RETROREFLECTOR ARRAY, 
                    LASER RANGING STATION
        Spatial Extent
              N: 90 S: -90 E: 180 W: -180
          Geographic Region
    GLOBAL
              Coordinate System
              CARTESIAN
          Granule Spatial Representation
              CARTESIAN
          Temporal Extent
          1998-01-01 to Present
              Data Partner
          Crustal Dynamics Data Information System, Geodesy and Geophysics Laboratory, Earth Sciences Division, Sciences and Exploration Directorate, Goddard Space Flight Center, NASA (CDDIS)
              Concept ID
              C1000000025-CDDIS
          Data State
              ACTIVE
          Processing Level
              1
          Published
              Updated
              Science Keywords