Precise Ephemeris
Precise ephemerides are high-accuracy satellite orbit products generated through post-processing. They are provided by organizations like International GNSS Service. They can achieve centimeter-level accuracy.
IAG as part of the IUGG
IAG Related Organisations
IAG collaborates closely with numerous organizations within geodesy and beyond. See the list for details.
This website is provided by the IAG Secretariat and the GGOS Coordinating Office, which are hosted by the BEV – Federal Office of Metrology and Surveying (Bundesamt für Eich- und Vermessungswesen) in Vienna, Austria.