
GGOS Days 2025 | Report
GGOS, 📅 Event UpdateThe GGOS Days 2025 took place on 3–5 September within the IAG2025 Scientific Assembly in Rimini, Italy. The event featured five symposia and a highlight session on global geodetic infrastructure, standardization, regional collaboration, AI, space weather, and geohazards. Sessions on Geodesy for Society emphasized data management, policy engagement, and communication, highlighting geodesy’s role in sustainable development. The GGOS Governing Board and Science Panel met in hybrid format to review the implementation plan, update outreach materials, and coordinate capacity-building efforts. Read the full report for details.

TIGER Symposium in Geodesy 2026 | Save the date: Sept. 28 – Oct. 1
Com3, IAG, IERS, IGETS, IGFS, 📅 Event UpdateWe will be hosting the TIGER Symposium in Geodesy 2026 in Gävle, Sweden. The symposium is organized by the International Association of Geodesy (IAG) Commission 3 and will bring together scientists working on Earth rotation, geodynamics, crustal…

From Struve to Space: 11th Nordic Geodetic Commission Summer School held in Estonia 2025
Com4, ECS, IAG, 📅 Event UpdateThe Nordic Geodetic Commission’s 11th Summer School "From Struve to Space" gathered 61 participants from 13 countries in Tartu, Estonia (Aug 25–29, 2025). Hosted for the first time on the Baltic shore, the event blended history and innovation — exploring GNSS, machine learning, and geodesy’s future. A collegial, inspiring setting connected young researchers with Struve’s scientific legacy.

Highlights from 1st GGOS IberAtlantic Summer School
GGOS, 📅 Event UpdateThe Yebes Observatory hosted GGOS IberAtlantic’s inaugural Summer School on space geodesy for early-career researchers from Spain and Portugal. Over five days, participants explored GNSS, VLBI, SLR, and gravimetry through theoretical and hands-on sessions, while cultural activities fostered collaboration. The event successfully strengthened geodetic skills, inspired scientific vocations, and built networks across the Ibero-Atlantic region.

IGS Workshop 2026
IGS, 📅 Event UpdateThe International GNSS Service Workshop 2026 will be held 1–5 June 2026 at the Intercontinental Santiago, Chile. The workshop will gather global experts in GNSS and geodesy to share insights, showcase innovations, and shape the future of geodetic infrastructure.

IDS DORIS School | DORIS Days 2025
IDS, 📅 Event UpdateThe IDS organizes new “DORIS Days” for early-career researchers and students, featuring online sessions on 3 November and a hybrid workshop on 5 November in Athens. Topics include the DORIS system, IDS applications, and hands-on data processing with Jupyter Notebook.

16th SIRGAS School: “VLBI and SLR Data Processing”
Com1, ILRS, IVS, 📅 Event UpdateThe 16th SIRGAS School (San Juan, Argentina | Oct 27–Nov 1, 2025) will train professionals in VLBI and SLR data processing, strengthening geodetic capacities in Latin America through theory and practice at the Félix Aguilar Astronomical Observatory. Join us.

South African National Geodesy Workshop
GGOS, IAG, Other, 📅 Event UpdateSouth Africa, with a rich geodetic history, faces fragmented efforts. A National Geodesy Workshop aims to unite stakeholders, enhance coordination, and align with the UN's GGRF agenda—establishing a National Geodesy Working Group to support national development and global collaboration in geodesy.

IVTW2025 – 10th International VLBI Technology Workshop
IVS, 📅 Event UpdateThis VLBI Workshop will be held October 21–25, 2025, at Chalmers University of Technology, Gothenburg, Sweden. It gathers global experts to discuss VLBI advancements, including station systems, recording, correlation, imaging, and space VLBI. Participants can visit Onsala Space Observatory and receiver clean rooms. Abstract submission closes September 1.

GGOS Days 2025 – Invitation
GGOS, Services, 📅 Event UpdateJoin us for GGOS Days 2025, held 1–5 September in Rimini, Italy, alongside the IAG2025 Scientific Assembly. Discover the latest GGOS achievements and challenges, connect with the community, and access contributions later in the GGOS Cloud.



