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

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

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

    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.

  • ITGRF Workshop 2026

    • Sponsorship/Co-Organised:
    • IAG
    • Category:
    • Commission 2
    • BGI
    • IGFS

    Herstmonceux Castle Hailsham, East Sussex, United Kingdom,
    Commission 2

    The 2026 ITGRF workshop will provide an excellent opportunity to advance the International Terrestrial Gravity Reference Frame and to discuss current activities within the IAG Joint Working Group 2.1.1. The […]

  • Gravity Geoid and Height Systems Symposium (GGHS2026)

    • Category:
    • GGOS
    • Commission 2
    • IGFS

    Indian National Science Academy New Delhi, India
    GGOS

    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 […]

  • GRACE/GRACE-FO Science Team Meeting 2026

    • Category:
    • Commission 2
    • ICCC
    • ICGEM
    • IGFS
    • Projet QuGe

    GFZ Helmholtz Centre for Geosciences in Potsdam, Potsdam, Germany
    Commission 2

    Yearly meeting addressing satellite gravimetry (data processing & applications), in particular related to the GRACE satellite missions, but also including planned missions such as NGGM/MAGIC or other future mission concepts. Overview on planned sessions: A. GRACE and GRACE-FO Geodesy: A.1 GRACE-FO Project Status, A.2 Analysis Techniques & Inter-comparisons, A.3 GRACE-C, NGGM, and Future Missions, A.4 […]

  • SIRGAS School

    • Sponsorship/Co-Organised:
    • IAG
    • UNGGCE
    • UNOOSA
    • Category:
    • BGI
    • Commission 1
    • Commission 2
    • FIG
    • IGFS
    • IGS
    • UN (United Nations)

    Faculty of Engineering of the University of the Republic Av. Julio Herrera y Reissig 574-592, Montevideo, Departamento de Montevideo, Montevideo, Uruguay
    BGI

    9th SIRGAS School on “Reference Systems and Reference Frames”. The School will be offered in a hybrid format: the theoretical component will be delivered online, From October 19 to 30. the practical component will take place in person at the Faculty of Engineering of the University of the Republic (Universidad de la República), Montevideo, Uruguay. […]

  • NGGM Science and Applications Workshop 2027

    • Category:
    • AGU
    • BGI
    • Commission 2
    • Commission 3
    • COSPAR
    • EGU
    • FIG
    • GGOS
    • IACS
    • IAGA
    • IAHS
    • IAMAS
    • IAPSO
    • IASPEI
    • IAU
    • IAVCEI
    • ICCC
    • ICGEM
    • IGFS
    • ISG
    • IUGG
    • Projet QuGe
    • UN (United Nations)

    TBD Gruttosingel 20, Carcassonne, France
    AGU