EntityQ1208102· pop 8· linked from 3 articlesDiadèmeSign in to savepair of French artificial satellitesConnectionshertzEntityDoppler effectEntitysolar cellEntityEarth's magnetic fieldEntityglobal navigation satellite systemEntityCNESEntityMatraEntityradio beaconEntityretroreflectorEntityDiamantEntityHammaguirEntityCategoriesCNESSatellites of FranceSatellites orbiting Earth