Latest GGOS Blog Posts
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…
February 27, 2025/by adminWe are pleased to invite you to the third meeting of the “EOP I&I” Scientific Meeting, organized by the AI4EOP Prediction Study…
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.
February 24, 2025/by adminSave 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
February 24, 2025/by admin- 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…
January 27, 2025/by adminIAG Scientific Assembly 2025 – Announcement
The International Association of Geodesy (IAG) will hold its Scientific Assembly in Rimini (Italy) on September 1-5, 2025.
The IAG Scientific Assembly…
December 16, 2024/by adminThe IAG Scientific Assembly…
EGU2025 Call For Abstracts: GGOS Session G2.3
We would like to draw your attention to the EGU session G2.3 "GGOS: Fostering collaboration in geodesy to address challenges for science and society" to…
November 20, 2024/by adminGGOS Days 2024 – Meeting Summary
The Executive Committee of the Global Geodetic Observing System (GGOS) organises every year the GGOS Days to update the geodetic community on recent achievements…
October 30, 2024/by adminGGOS Topical Meeting on the Atmosphere – Summary
The Global Geodetic Observing System (GGOS) of the International Association of Geodesy (IAG) convened geodetic and geophysical communities to participate…
October 30, 2024/by adminUN Science Summit – Africa Rising | Report Geodesy Day
We invite you to join us in-person or online for an amazing meeting on Geodesy in Africa at the Science Summit for the UN Sustainable Development Goals on Friday, 27 September 2024 | 8:30 am – 3:00 pm ET (UTC-4). Central to our agenda is integrating the African perspective to address unique challenges and contributions.
October 27, 2024/by adminUN-GGCE Geodesy Capacity Development Workshop
The United Nations Global Geodetic Centre of Excellence (UN-GGCE) invites surveying and geodetic professionals working for, or with, Member State government…
October 16, 2024/by adminUpcoming Events

15th International School on “The Determination and Use of the Geoid”
April 7, 2025 - April 11, 2025Almaty, Kazakhstan
EGU General Assembly 2025 – GGOS
April 28, 2025 - May 2, 2025Vienna, Austria Center
IAG Geodesy Reception 2025
April 29, 2025|7:00 pm - 10:00 pm UTC+2 BEV – Schiffamtsgasse 1-3, 1020 Vienna | 8th floor