| Brasil |
Federal University of Santa Maria - UFSM, Santa Maria, RS |
| China |
Meteorological Observation Center of CMA, Beijing |
| Egypt |
National Research Institute of Astronomy and Geophysics, Helwan |
| Germany |
Bundesamt für Kartographie und Geodäsie, Leipzig |
|
German Space Situational Awareness Center, Uedem |
| India |
Indian Institute of Technology, Kanpur |
| Indonesia |
Institut Teknologi Sumatera, South Lampung |
| Italy |
Istituto Nazionale di Astrofisica, Roma |
| Japan |
KaitekiKukan-FC, Co. Ltd. Fukuoaka |
|
Jenoba Co. Ltd, Tokyo |
| Kyrgyzstan |
Research Station of RAS, Bishkek-city |
| North Macedonia |
Agendy for Real Estate Cadastre, Skopje |
| Poland |
Space Research Center, PAS, Warszawa |
|
Warsaw University of Technology |
| Slovakia |
Geodetic and Cartographic Institute, Bratislava |
| Spain |
Universidade de Oviedo, Mieres |
| Switzerland |
ETHZ, Zurich |