Commission 3
Advancing research on Earth rotation and geodynamics
Commission 3 studies Earth’s dynamic processes through the analysis of geodetic data, focusing on Earth’s rotation, deformation, and internal structure. Its objectives include advancing research on Earth rotation, geodynamics, and natural hazards, while improving models and measurements for accurate geodetic solutions. The commission promotes collaboration, data exchange, and the development of new geodetic techniques to enhance understanding of Earth’s physical processes.
Commission 3 – Latest News
Commission 3 – Upcoming Events

IAG Scientific Assembly 2025
1 September - 5 SeptemberRimini, IT
IAG Geodesy Reception 2026
4 May 2026 - 7 May 2026BEV – Federal Office of Metrology and Surveying
IAG Commission 3 – TIGER Symposium in Geodesy
28 September 2026 - 1 October 2026Gävle, Sweden
IUGG General Assembly 2027
12 July 2027 - 22 July 2027Incheon, South KoreaDon’t miss any News, Events or Jobs!
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IAG collaborates closely with numerous organizations within geodesy and beyond. See the list for details.
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