• Summer School: satellite-based hydrological data assimilation

    • Sponsorship/Co-Organised:
    • Aalborg University
    • Category:
    • ECS
    • AGU
    • Commission 2
    • EGU
    • GGOS
    • IAHS
    • ICCC
    • ICGEM
    • UN (United Nations)
    • 📚 Education & Training

    Geodesy group, Aalborg University Rendsburggade 14, Aalborg, Denmark
    📚 Education & Training

    Geodesy group of Aalborg University is planning to have a summer school at the Geodesy Group, Aalborg University, August 25-28 2026. The school will be for four days and focusing […]

  • Workshop on GNSS Ionosphere (IWGI2026)

    • Sponsorship/Co-Organised:
    • IAG
    • Category:
    • Commission 4

    German Aerospace Center (DLR) Kalkhorstweg 53, Neustrelitz, Germany
    Commission 4

    Welcome to the Workshop on GNSS Ionosphere (IWGI2026) – Remote Sensing Techniques and Applications The “Workshop on GNSS Ionosphere (IWGI2026) – Remote Sensing Techniques and Applications” will take place as in-person format during 31st August – 4th September, 2026 in Neustrelitz, Germany. Participants and speakers will only be able to participate onsite at DLR site Neustrelitz. The […]

  • 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 workshop will focus on ensuring the compatibility of absolute gravity observations, establishing and maintaining gravity reference stations, and developing a modern, user-oriented infrastructure for end-users. […]

  • IAG Commission 3 – TIGER Symposium in Geodesy

    • Category:
    • Commission 3

    Gävle, Sweden Gävle, Sweden
    Commission 3

      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 1st symposium of the IAG Commission 3 on Earth Rotation and Geodynamics, in cooperation with the Journees meeting series) - September 28th to October […]

  • ESA 10th International Colloquium on GNSS

    • Sponsorship/Co-Organised:
    • ESA
    • Category:
    • Commission 1
    • GGOS
    • IDS
    • IERS
    • IGS
    • ILRS
    • IVS

    École de technologie supérieure (ETS) of Quebec Montreal, Canada
    Commission 1

    The ESA 10th International Colloquium on GNSS covers topics such as time and frequency principles, positioning and navigation, orbit determination, space navigation, GNSS-enabled science, Earth sciences, fundamental physics, remote sensing, and quantum technologies for PNT. Abstract submission is extended to 8 May 2026; selected papers appear in Advances in Space Research.

  • 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 […]

  • 21st Wegener Assembly, Albania

    • Sponsorship/Co-Organised:
    • IAG
    • IASPEI
    • Category:
    • Commission 3
    • IASPEI

    Polytechnic University of Tirana “Dëshmorët e Kombit”, Square “Nënë Tereza”, Tirana, Albania
    Commission 3

    The Institute of Geosciences (IGEO) and joint IAG-IASPEI sub-commission "Seismo-geodesy" are delighted to invite you to the 21st WEGENER Assembly, which will take place in Tirana, Albania, from October 13–15, 2026. WEGENER meetings gather geodesists and geoscientists working in the Mediterranean, earthquake processes and geodynamics. The WEGENER meeting is supported by International Association of Geodesy […]

  • 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 […]

  • Talks on GIA Seminar

    • Sponsorship/Co-Organised:
    • PALSEA.
    • SCAR-INSTANT Theme 2
    • Category:
    • Commission 3
    • IACS

    Commission 3

    Alexandre Couhert and Maxime Rousselet, both at Centre national d'études spatiales (CNES), Toulouse, France will present Part I (Alexandre): Satellite altimetry sea level rise estimates and ocean mass trends derived from satellite gravimetry both rely on solid Earth/pole tides and GIA models, to remove these signals from GRACE/-FO and altimeter based sea surface height observations, […]

  • 24th International Workshop on Laser Ranging

    • Sponsorship/Co-Organised:
    • CONICET
    • ILRS
    • UTN
    • Category:
    • AGU
    • Commission 1
    • Commission 2
    • Commission 3
    • Commission 4
    • EGU
    • GGOS
    • IAG Services
    • ILRS
    • IUGG

    Rectoria de la Universidad Tecnologica Nacional (UTN) Sarmiento 440, Buenos Aires, Argentina
    AGU

    The 24th International Workshop on Laser Ranging will take place in Buenos Aires from the 1st to 6th of November 2026. The conference venue is the Rectoría (rectorate building) de […]

  • SIRGAS Symposium 2026

    • Sponsorship/Co-Organised:
    • IAG
    • IGM UY
    • IGS
    • IUGG
    • UN-GGCE
    • Category:
    • Commission 2
    • IAG

    Faculty of Engineering - University of the Republic. Av. Julio Herrera y Reissig 565, Montevideo, Uruguay
    IAG

    The SIRGAS Biennial Symposium is a leading international forum that brings together geodesists, geophysicists, researchers, and professionals from across the Americas and beyond to discuss advances in geodetic reference systems and Earth observation. 🗓 Frequency & DurationHeld every two years, the Symposium spans four days of scientific exchange, featuring oral presentations, technical sessions, and discussions […]

  • 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. […]

  • Workshop on atomic clocks for satellite gravimetry

    • Category:
    • Commission 2
    • EGU
    • Projet QuGe

    ETH Zurich Zurich, Switzerland
    Commission 2

    Dear colleagues, We would like to invite you to the workshop on "Miniature Orbiting oPtical Atomic Clock (MOPAC)", taking place on 11 November 2026 at ETH Zurich, with an online participation option. Recent advances in integrated photonics make it realistic to consider small optical atomic clocks as a payload for satellite gravimetry, exploiting the gravitational red-shift […]

  • Asia-Pacific Gravity and Geoid Workshop 2027

    • Sponsorship/Co-Organised:
    • Geodetic Society of ROC
    • Category:
    • Commission 2

    National Yang Ming Chiao Tung University, Taiwan 1001 Ta Hsueh Road, Hsinchu, Taiwan
    Commission 2

    This meeting aims to promote regional collaboration in gravity, geoid modeling, vertical reference systems, and time-varying gravity applications. In addition to traditional static gravity topics such as geoid determination and vertical datum modernization, the meeting will emphasize emerging applications of terrestrial time-varying gravity in groundwater studies, managed aquifer recharge, and land-subsidence monitoring. The meeting will […]

  • Bernese GNSS Software Introduction Course

    • Category:
    • Commission 1
    • Commission 4
    • IGS
    • 📚 Education & Training

    University of Bern Bern, Switzerland
    📚 Education & Training

    The introductory course to the Bernese GNSS Software covers basic and advanced operation of the Bernese GNSS Software, as well as more advanced topics of GNSS data processing strategies in general, and with the Bernese GNSS Software in particular. The course consists of daily lecture and exercise sessions on Linux-Terminals using the current version of […]

  • JISDM 2027 (Deformation Measurements and Analysis)

    • Sponsorship/Co-Organised:
    • FIG (Commission 6)
    • IAG (Commission 4)
    • ISPRS (Commission II)
    • Category:
    • Commission 4
    • FIG

    TU Delft - Delft University of Technology Mekelweg 5, Delft, Netherlands
    Commission 4

    The Joint International Symposium on Deformation Monitoring (JISDM) continues the tradition of the FIG Symposium series on Deformation Measurements and the IAG Symposium series on Geodesy for Geotechnical and Structural Engineering. With the inclusion of the ISPRS in 2011, these symposia were merged into a joint symposium and have been held under the denomination “JISDM” […]

  • 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
  • 2028 Glacial Isostatic Adjustment Workshop

    • Sponsorship/Co-Organised:
    • SCAR
    • Category:
    • Commission 3
    • IACS
    • IAG
    • IASPEI
    • IUGG

    TU Dresden Dresden, Germany
    IAG

    A workshop focused on glacial isostatic adjustment (GIA), ice sheets, sea-level change, and associated geodetic and geophysical observational constraints will be held in Dresden, Germany, from 28 May to 2 […]

  • CGU 2028-IGC2028 First Circular

    • Category:
    • AGU
    • Commission 1
    • Commission 2
    • Commission 3
    • Commission 4
    • ECS
    • EGU
    • FIG
    • GGOS
    • IAG
    • IAG Comissions
    • IAG ICCs
    • IAG Projects
    • ICCC
    • ICCM
    • ICCT
    • Projet QuGe
    • 📚 Education & Training

    BMO Centre Calagry, Canada
    📚 Education & Training

    The Canadian Geophysical Union (CGU) 2028 annual meeting will be held in conjunction with the 38th International Geological Congress (IGC) in Calgary, Canada, from August 12–20, 2028. Under the overarching […]