| Term | Definition |
|---|---|
| AC |
Analysis Center |
| AUSLIG |
AUstralian Surveying and Land Information Group, Australia |
| AVISO |
Archivage, Validation et Interprétation des données des Satellites Océanographiques |
| CB |
Central Bureau |
| CC |
Control Center |
| CDDIS |
Crustal Dynamics Data Information System, USA |
| CERGA |
Centre de Recherche en Géodynamique et Astrométrie, France |
| CHAMP |
Challenging Microsatellite Payload |
| CLS |
Collecte, Localisation, Satellites |
| CNES |
Centre National d'Etudes Spatiales, France |
| CNFGG |
Comité National Français. de Géodésie et Géophysique |
| CNRS |
Centre National de la Recherche Scientifique, France |
| CSR |
Center for Space Research, USA |
| CSTG |
IAG Commission VIII, International Coordination of Space Techniques for Geodesy and Geodynamics |
| DIODE |
Détermination Immédiate d'Orbite par Doris Embarqué |
| DORIS |
Doppler Orbitography and Radiopositioning Integrated by Satellite |
| EGS |
European Geophysical Society |
| ENSG |
Ecole Nationale des Sciences Géographiques |
| ENVISAT |
ENVIronmental SATellite |
| EOP |
Earth orientation parameter |
| ESA |
European Space Agency |
| ESOC |
European Space Operations Center |
| GJI |
Geophysical Journal International |
| GLONASS |
Global Navigation Satellite System |
| GLOSS |
Global Sea Level Observing Systems |
| GPS |
Global Positioning System |
| GRACE |
Gravity Recovery And Climate Experiment |
| GRGS |
Groupe de Recherches de Géodésie Spatiale, France |
| GRL |
Geophysical Research Letters |
| GSFC |
Goddard Space Flight Center, USA |
| IAA |
Institute of Applied Astronomy, Russia |
| IAG |
International Association of Geodesy |
| IAU |
International Astronomical Union |
| ICRF |
International Celestial Reference Frame |
| IDS |
International DORIS Service |
| IERS |
International Earth rotation and Reference frames Service |
| IGN |
Institut Géographique National, France |
| IGS |
International GNSS Service |
| ILRS |
International Laser ranging Service |
| INASAN |
INstitut AStronomii rossijskoj Akademii Nauk (Institut of Astronomy of the Russian Academy of Sciences), Russia |
| IRD |
Institut de Recherche pour le Développement (ex-ORSTOM), France |
| ISGN |
International Space Geodetic and Gravimetric network |
| ITFS |
International Terrestrial Frame Section |
| ITRF |
International Terrestrial Reference Frame |
| ITRS |
International Terrestrial Reference System |
| IUGG |
International Union of Geodesy and Geophysics |
| IVS |
International VLBI Service for Geodesy and Astrometry |
| JGR |
Journal of Geophysical Research |
| JPL |
Jet Propulsion Laboratory, USA |
| LAREG |
Laboratoire de Recherche en Géodésie, France |
| LEGOS |
Laboratoire d’Etudes en Géophysique et Océanographie Spatiales, France |
| LEO |
Low Earth Orbit |
| LGGE |
Laboratoire de Glaciologie et de Géophysique de l'Environnement |
| LLR |
Lunar Laser Ranging |
| MOE |
Medium Orbit Ephemerides |
| NASA |
National Aeronautics and Space Administration, USA |
| NOAA |
National Oceanic and Atmospheric Administration, USA |
| NUVEL-NNR |
Northwestern University velocity model, no net rotation |
| OCA |
Observatoire de la Côte d'Azur, France |
| POD |
Precise Orbit Determination |
| POE |
Precise Orbit Ephemerides |
| PRARE |
Precise Range and Range-rate Equipment |
| RAS |
Russian Academy of Sciences |
| RINEX |
Receiver Independent Exchange format |
| rms |
root mean square |
| SIMB |
Service d'Installation et de Maintenance des Balises |
| SINEX |
Software-Independent Exchange format |
| SLR |
Satellite Laser Ranging |
| SOD |
Service d'Orbitographie DORIS (CNES), France |
| SPOT |
Satellite d'Observation de la Terre |
| SSALTO |
altimetric and orbitography mission center |
| STCD |
STation Coordinates Time Differences USGS = U.S. Geological Survey |
| SWT |
Science Working Team |
| TIGO |
Transportable Integrated Geodetic Observatory |
| TOPEX |
ocean TOPography Experiment |
| VLBI |
Very Long Baseline Radio Interferometry |