• GGOS Days 2025 | GGOS Governing Board Meeting | GGOS Science Panel Meeting


    Rimini, Italy Via della Fiera, 23, Rimini, Rimini, Italy
    GGOS

    The annual business meeting of GGOS, known as GGOS Days, was integrated in 2025 with the IAG Scientific Assembly 2025. GGOS reports were given during the GGOS-related oral and poster sessions and at the GGOS Governing Board and Science Panel meeting: GGOS Days 2025 | Oral & Poster Sessions Date: September 3-5, 2025 (in-person only) […]

  • South African National Geodesy Workshop

    • Sponsorship/Co-Organised:
    • DLRRD
    • NRF-SARAO
    • SANSA
    • UCT
    • UKZN

    South African Astronomical Observatory (SAAO) Auditorium SAAO, 1 Observatory Rd, Observatory, Cape Town, Cape Town, South Africa
    GGOS

    Towards a National Geodesy Working Group for South Africa Geodesy — the science of measuring the Earth’s shape, orientation, gravity field, and changes over time — is the foundation of modern mapping, positioning, land administration, infrastructure, and climate monitoring. South Africa has a proud history in terrestrial and space geodesy, from early triangulation networks to […]

  • AGU25 – GGOS Session


    New Orleans, USA New Orleans, United States
    AGU

      The AGU Annual Meeting 2025 brings together geoscientists from all over the world to one meeting covering all disciplines of the Earth, planetary, and space sciences. GGOS is planning to have it’s own session. More information will follow…

  • PhHS-IHRF2026 – Int. Symposium on Physical Height Systems and the IHRF

    • Sponsorship/Co-Organised:
    • GGOS
    • IAG SC2.2
    • IGFS
    • IHRF CC
    • SC2.4

    General Authority for Survey and Geospatial Information (GEOSA) Riyadh, Kingdom of Saudi Arabia
    Commission 2

    The PhHS-IHRF2026 symposium will be held in Riyadh, Saudi Arabia from 7-9 April 2026. It focuses on observing and interpreting the Earth's gravity field and geoid, emphasizing height systems and the International Height Reference Frame (IHRF). This Joint IAG Symposium is co-organized by IAG Sub-Commissions 2.2 and 2.4, IGFS, and GGOS.

  • IAG Geodesy Reception 2026

    • Sponsorship/Co-Organised:
    • EGU
    • IAG

    BEV - Federal Office of Metrology and Surveying Schiffamtsgasse 1-3, Vienna, Austria
    IAG

    The Geodesy Reception 2026 is planned to take place in the evening during one of the weekdays of the EGU General Assembly 2026 (May 4–7, 2026), probably the May 5. […]

  • IGS Workshop 2026


    InterContinental Hotels Santiago Av. Vitacura 2885, Santiago de Chile, Chile
    GGOS

    Chile – where the crust trembles daily and even a traditional cocktail is nicknamed the “Earthquake” – will become the epicenter of an unprecedented scientific gathering in South America. On […]

  • GGOS Days 2026 + GGOS Topical Meeting on Geohazards


    Gävle, Sweden Gävle, Sweden
    GGOS

    We will be hosting three consecutive meetings in Gävle (Sweden) in autumn 2026. Please join us for: Tracking and Investigating Geodynamics and Earth Rotation - TIGER Symposium in Geodesy (the […]

  • Gravity Geoid and Height Systems Symposium (GGHS2026)


    Indian National Science Academy New Delhi, India
    Commission 2

    The Gravity, Geoid and Height Systems Symposium (GGHS) is a leading international meeting organized under the International Association of Geodesy (IAG). It brings together experts, researchers, and students to discuss […]