| Provider | Agency/Contacts | |
|---|---|---|
| AAS | Austrian Academy of Sciences (AAS), Austria, Graz
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| BAC | Beijing Aerospace Control Center (BACC), Beijing, China
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| CNE | Centre National d'Etudes Spatiales, France
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| COD | Center for Orbit Determination in Europe (CODE), Astronomical Institute University of Bern (AIUB)
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| DGF | Deutsches Geodaetisches Forschungsinstitut der Technischen Universitaet Muenchen (DGFI-TUM)
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| DLR | German Aerospace Center (DLR)
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| ESA | European Space Operations Centre (ESOC)
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| GAL/ DLR |
Galileo Control Centre (GAL), DLR, Germany
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| GFZ | GeoForschungsZentrum,
Germany
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| GIT | Georgia Institute of Technology, USA
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| GSF | NASA Goddard Space Flight Center, Code 698
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| HTS | NASA GSFC SLR Misson Contractor (ITT) GSFC, USA
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| IAM | Keldysh Institute of Applied Mathematics/RAS
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| ISR | Indian Space Research Organization (ISRO)
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| IST | International Space Time Analysis Research Centre (IST)
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| JAX | Japan Aerospace Exploration Agency, Japan
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| KAI | Korea Advanced Institute of Science and Technology (KAIST)
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| KAS | Korea Astronomy and Space Science Institute (KASI)
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| KGS | Korea Aerospace Research Institute
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| MCC | Mission Control Center, Russia
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| NRL | Naval Research Laboratory (NRL), USA
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| OPA | Paris Observatory Lunar analysis Center (POLAC)
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| QSS | Cabinet Office, Government of Japan/QSS
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| SGF/ NER |
NERC Space Geodesy Facility (NSGF), formerly RGO, United Kingdom
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| SHA | Shanghai, China
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| SPN | Precision Navigation and Ballistic Support (PNBS) of JC, RPC, PSI
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| STP | Air Force Research Laboratory/Kirtland AFB, USA
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| TUB | Technical University Berlin
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| UTX | Center for Space Research
University of Texas, USA
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