NAVSTAR – NAVigation System by Timing And Ranging
NAVSTAR is the official name of the GPS system. It is based on precise timing signals and distance measurements between satellites and receivers. The system enables global positioning and navigation.
NAVSTAR is the official name of the GPS system. It is based on precise timing signals and distance measurements between satellites and receivers. The system enables global positioning and navigation.

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.
The primary language of this website is English – however, the integrated GTranslate tool enables automatic translation into several languages:
Please note that translations into other languages may not be accurate. For reliable information, refer to the English version of the website.
