1st GGOS IberAtlantic Summer School

The 1st GGOS IA Summer School will be held at the Yebes Observatory in Guadalajara, Spain, from July 13th to 18th, 2025. Organized by GGOS IA, IGN, Yebes Observatory, and RAEGE-Az, this event offers a unique opportunity for students to explore…

Next AI4EOP Live Webinar

Dear Colleagues, We are pleased to invite you to the third meeting of the “EOP I&I” Scientific Meeting, organized by the AI4EOP Prediction Study Group at GGOS. This session will feature a special guest talk on the latest advancements…

Save the Date | REFAG Symposium + Unified Analysis Workshop UAW

The IAG Commission 1 “Reference Frames,” GGOS, and IERS proudly announce REFAG2026 Symposium taking place 2-4 March 2026 in Munich, Germany. It will be followed by the GGOS/IERS Unified Analysis Workshop (UAW2026) on 5-6 March 2026 (by invitation only). All interested in reference frames in geodesy and Earth sciences are welcome to attend REFAG2026.
Holger Steffen

Save the Date 2026 – GGOS and Commission 3 Events in Sweden

Save the Date: - TIGER Symposium in Geodesy (IAG Commission 3) – September 28th to October 1st, 2026 - GGOS Topical Meeting on Geohazards – October 1st and 2nd, 2026 - GGOS Days 2026 – October 5th to 7th, 2026

IAG Scientific Assembly 2025 – GGOS Session | Call for Abstracts!

We are excited to announce following GGOS-related symposia and sessions at the IAG 2025 in Rimini, Italy (September 1–5, 2025). Abstract submissions are now open until March 15, 2025. 🌍 Symposium G06: Global Geodetic Observing System …