• Summer School on “Satellite-based Hydrological Data Assimilation”

    • Sponsorship/Co-Organised:
    • DANSk-LSM project

    Aalborg University Aalborg, Denmark
    📚 Education & Training

    We are thrilled to announce the upcoming Summer School on "Satellite-based Hydrological Data Assimilation", specifically designed for early career scientists (MSc, PhD, and Postdoctoral researchers). This exciting event will be hosted by the Geodesy Group at Aalborg University, Denmark, from August 26th to 28th, 2025. Why Attend? Dive into advanced techniques and tackle open challenges in measuring, modeling, […]

  • 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) […]

  • JIVE VLBI School (JVS 2025)


    Joint Institute for VLBI ERIC (JIVE) & University of Pretoria Dwingeloo, Netherlands
    📚 Education & Training

    We are pleased to announce that the JIVE VLBI School (JVS 2025) will take place during the week of 15-19 September 2025. The school will be held simultaneously at the Joint Institute for VLBI ERIC (JIVE) in Dwingeloo, the Netherlands, and the University of Pretoria, South Africa. The University of Pretoria will serve as a […]

  • GRACE Hackweek 5


    📚 Education & Training

    An online school on time-variable gravity from GRACE and GRACE-FO satellite missions Satellite gravimetry has become an indispensible tool for studying the earth system. The satellite missions CHAMP, GRACE/GRACE-FO and GOCE along with Satellite Laser Ranging have demonstrated the utility of time-variable gravity data in understanding the mass changes and their transport within and between […]

  • 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 […]

  • GRACE-FO Science Team Meeting 2025

    • Sponsorship/Co-Organised:
    • NASA

    University of Colorado, Boulder Boulder, USA
    Commission 2

    The 2025 GRACE-FO Science Team Meeting will take place from Oct 7-9, 2025, in Boulder, CO (USA), at the University of Colorado, Boulder, in the Village Center! This meeting will be held in hybrid mode (i.e., in-person with live-remote options). Event Category: igfs

  • 34th CODATA General Assembly


    Australia, Brisbane Brisbane, Australia
    🌐 Other

    The 34th CODATA General Assembly will take place on 17-18 October 2025 in Brisbane, Australia, and online. See the letter from CODATA President convening the General Assembly on the dates following the International Data Week 2025.

  • 10th International VLBI Technology Workshop (IVTW)


    Gothenburg, Sweden Gothenburg, Sweden
    IVS

    The 10th International VLBI Technology Workshop (IVTW)  will take place October 21-25, 2025. The meeting will be hosted by Chalmers University of Technology, Onsala Space Observatory, in Gothenburg, Sweden. The scope of the workshop is to encompass all areas of VLBI hardware and software development and techniques on station updates, frontends, backends, recorders, correlation, image processing, potential […]

  • 5th IVS Training School on VLBI for Geodesy and Astrometry


    Sweden, Gothenburg Gothenburg, Sweden
    📚 Education & Training

    The aim of this training school is to prepare for the next generation of VLBI, both in terms of technical development and knowledge transfer between generations of researchers. The new VLBI Global Observing System (VGOS) is being installed worldwide and continues to develop. VGOS promises significant improvement in the accuracy of VLBI results. Thus, VGOS […]

  • XVI SIRGAS School “VLBI and SLR Data Processing”

    • Sponsorship/Co-Organised:
    • IAG; IUGG; IAGA; PAIGH

    Facultad de Ingeniería - Universidad Nacional de San Juan Av. Libertador Gral. San Martín 1109, J5400ARL San Juan, Argentina, San Juan, Argentina
    📚 Education & Training

    The XVI SIRGAS School will be held in the beautiful city of San Juan, Argentina, with the aim of training professionals in the field of geodesy through the processing of VLBI (Very Long Baseline Interferometry) and SLR (Satellite Laser Ranging) data, key techniques for the definition of global reference frames. The purpose of this course is to provide […]

  • IDS DORIS School | DORIS Days 2025

    • Sponsorship/Co-Organised:
    • IDS

    National Technical University of Athens, Athens, Greece Zografos Campus, School of Rural Surveying & Geoinformatics Engineering, Labadarion Building 9 Heroon Polytechniou Street, Athens, Greece
    📚 Education & Training

    The IDS is organizing a new edition of the “DORIS Days" designed to offer both a foundational and hands-on experience with DORIS and the IDS community, tailored especially to early-career researchers and students. Monday, 3 November (second half of UTC day) Introductory and advanced presentations on the DORIS system, IDS, precision applications, and associated tools […]

  • DORIS Analysis Working Group Meeting


    Athens, Greece Athens, Greece
    IDS

    Dates: November 6 (full day) & 7 (morning), 2025 Local host: Maria Tsakiri (NTUA) Meeting location: National Technical University of Athens, Greece – Patision Campus 28th Oktovriou (Patision) Avenue No 42, 10682 Athens Hybrid meeting Other related event (invitation-only): Governing Board hybrid meeting, Friday November 7 (TBD) More information: https://ids-doris.org/ids/meetings/ids-meetings.html  

  • “Talks on GIA” seminar


    📚 Education & Training

    "Talks on GIA" seminar - Constraining GIA where the mantle is heterogeneous AND Community Priorities for GNSS Measurements We will have two presentations. Erica Lucas (University of California, Santa Cruz, USA) will present "Constraining Glacial Isostatic Adjustment where the mantle is heterogeneous". Terry Wilson (Ohio State University, Columbus, USA) will present "Community Priorities for GNSS […]

  • “Talks on GIA” seminar


    Commission 3

    Helio Guerra Neto and Jeff Freymueller from Michigan State University, East Lansing, USA, will present "GIA in the Great Lakes Basin: A Geodetic Perspective on Vertical Motion and Hydrological Loading" Vertical crustal motion in the Great Lakes Basin, North America, results from a combination of ongoing Glacial Isostatic Adjustment (GIA) and environmental and hydrological loadings. […]

  • 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…

  • AGU Annual Meeting 2025


    New Orleans, USA New Orleans, United States
    AGU

    Event Category: agu

  • Webinar – AI For GNSS Remote Sensing


    GGOS

    This online meeting of the IAG GGOS Joint Study Group on AI for GNSS Remote Sensing (open to non-members) brings together researchers and practitioners to discuss recent advances in artificial intelligence and machine learning applied to GNSS-based Earth observation. The program covers AI-driven approaches for atmospheric and ionospheric sensing, tropospheric modeling, uncertainty quantification, and GNSS reflectometry. […]

  • “Talks on GIA” seminar 3


    Commission 3

    Mirjam Bilker-Koivula (Finnish Geospatial Research Institute) and Holger Steffen (Lantmäteriet, Sweden), will present "The Whys and Hows of Dealing with Glacial Isostatic Adjustment in a Mapping Authority" Glacial isostatic adjustment (GIA) affects among others vertical datums, sea-level measurements, GNSS heights, and crustal motion models. Hence, it creates technical and practical challenges for mapping agencies. They […]

  • Women in scientific organizations


    ECS

    An event to mark the International Day of Women and Girls in Science on 11 February 2026 the International Science Council (ISC), InterAcademy Partnership (IAP) and Standing Committee for Gender Equality in Science (SCGES) will host a webinar highlighting the role of women in scientific organizations, focusing on leadership, representation and strategies to advance gender […]

  • GNSS-EPOS Webinar, with Dr. Marianne Métois


    Commission 3

    We are pleased to invite the GNSS-EPOS community to the inaugural session of our 2026 webinar series, featuring guest speaker Dr. Marianne Métois from the Laboratoire de Géologie de Lyon. Presentation Title: "Tracking very slow deformation of continental Europe with GNSS: challenges and perspectives" Event Details: Date: Monday, 23rd February 2026 Time: 10:00 – 11:00 […]

  • Munich 2026 | REFAG Symposium + Unified Analysis Workshop UAW


    LDBV - Landesamt für Digitalisierung, Breitband und Vermessung Alexandrastraße 4, Munich, Germany
    Commission 1

    The Technical University of Munich (TUM) is proud to lead global geodetic research as it currently holds the presidents of Commission 1 “Reference Frames” of the International Association of Geodesy (IAG) and the IAG Global Geodetic Observing System (GGOS). In this prominent role, TUM is excited to host two landmark events in 2026: The IAG […]

  • EPOS days 2026


    Palazzo Doglio hotel conference centre Cagliary, Italy
    📚 Education & Training

    EPOS Days is the flagship annual conference of the European Plate Observing System (EPOS), bringing together researchers, data providers, and infrastructure developers from across Europe to advance collaboration in solid Earth science. The event serves as a key forum to discuss the evolution of EPOS as a pan-European research infrastructure and to showcase progress in […]

  • IGETS SG Technical Workshop

    • Sponsorship/Co-Organised:
    • GWR
    • IGN-SPAIN

    Yebes Observatory Cerro de la Palera, s/n, Yebes (Guadalajara), Spain
    IGETS

    This Technical Workshop aims to bring together operators, users, and manufacturers of superconducting gravimeters to share, collect and transmit knowledge and experiences, providing a forum to discussing instrumental challenges, processing strategies, new developments, and ongoing scientific applications.

  • 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.

  • 14th IVS General Meeting

    • Sponsorship/Co-Organised:
    • IVS

    Congress House Garmisch-Partenkirchen, Germany
    IVS

    The 14th General Meeting of the International VLBI Service for Geodesy and Astrometry (IVS) is the biennial general assembly of the geodetic/astrometric VLBI community. All IVS Associate Members and individuals who have interests in the application of VLBI in the fields of geodesy, Earth sciences, astrometry, and other astronomical applications in geodesy are invited to […]

  • ENC2026 European Navigation Conference

    • Sponsorship/Co-Organised:
    • ENC
    • EUGIN
    • OVN

    Austria Center Vienna Bruno-Kreisky-Platz 1, Vienna, Austria
    Commission 4

    We are pleased to announce the next edition of the European Navigation Conference series, ENC 2026, will take place in Vienna, April 28-30, 2026. The ENC-series is now widely acknowledged as the most important annual event in Europe bringing together the full positioning, navigation and timing community. What you can expect at ENC2026: Technical programme across […]

  • EGU General Assembly 2026


    Vienna, Austria Vienna, Austria
    EGU

    Abstract Submission Deadline: Thursday, 15 January 2026, 13:00 CET EGU 2026 website: https://www.egu26.eu

  • IAG Geodesy Reception 2026

    • Sponsorship/Co-Organised:
    • BEV
    • DGFI-TUM
    • EGU
    • GGOS
    • IAG

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

    The Geodesy Reception 2026 will take place on Tuesday, May 5 (19:00-21:45) during the EGU General Assembly 2026. It will be hosted again at the main building of BEV (Federal Office of Metrology and Surveying). See recap of last years Geodesy Reception 2025. Stay tuned for further updates! Registration Registration will be required, as space will […]

  • JpGU-AGU Joint Meeting 2026

    • Sponsorship/Co-Organised:
    • JpGU AGU

    JpGU-AGU Joint Meeting 2026 Chiba, Japan
    AGU

    JpGU-AGU Joint Meeting 2026 is the first joint meeting with AGU since 2020. As in recent years, we plan to hold the meeting in the hybrid format, mixing on-site (at Makuhari Messe in Chiba City) and online. https://www.jpgu.org/meeting_e2026/news/news20250917_01.html

  • FIG CONGRESS 2026


    Cape Town, South Africa Cape Town, South Africa
    FIG

    FIG and the local organisers are looking forward to welcoming you to Cape Town. Reserve the dates:  24-29 May 2026 The four congress dates are 25-28 May 2026 and the two General Assembly days 24 and 29 May 2026 and with various pre events primarily on 24 May. Event Category: fig

  • 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 behalf of the Local Organizing Committee, we are pleased to formally announce the International GNSS Service (IGS) Workshop 2026, which will take place from the […]

  • EU-wide Community Workshop on Quantum Gravimetry


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

    Dear community, I am very happy to announce the first EU-wide community workshop by the HORIZON EUROPE project "EQUIP-G". It will take place from 3.6. to 5.6.2026 at GFZ Helmholtz Centre for Geosciences (Potsdam, Germany). Please see the attached flyer. This email indents to inform you about this meeting and provide you the possibility to […]

  • IDS Workshop 2026

    • Sponsorship/Co-Organised:
    • CNES.
    • Copernicus
    • Eumetsat

    RheinMain CongressCenter CLS, Wiesbaden, Germany
    IDS

    The workshop will highlight recent developments and the current status of scientific results based on DORIS data. It will also provide a forum for discussion and coordination of future activities within the IDS community. 📅 Deadline: 3 April 2026 🔗 Submit your abstract here: IDS Workshop 2026

  • ICERS 2026


    National and University Library Hrvatske bratske zajednice 4, Zagreb, Croatia
    📚 Education & Training

    The University of Zagreb – Faculty of Geodesy is organizing the 2nd International Conference of Environmental Remote Sensing and GIS (ICERS) from July 1-3, 2026, in Zagreb, Croatia. ICERS serves as a unique meeting point for sharing the latest advancements and applied solutions in the fields of remote sensing and GIS, offering fresh perspectives on […]

  • ITGRF Workshop 2026

    • Sponsorship/Co-Organised:
    • IAG

    Herstmonceux Castle Hailsham, East Sussex, United Kingdom,
    BGI

    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. […]

  • VieVS Days 2026


    TU Wien Vienna, Austria
    📚 Education & Training

    The two-day workshop will cover the basics of analysing VLBI geodetic data, simulations and scheduling. Participants will have the opportunity to apply their learning through hands-on exercises utilising VieVS & VieSched++.

  • IAG Commission 3 – TIGER Symposium in Geodesy


    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 […]

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

  • 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 the latest developments in gravity field modeling, geoid determination, height systems, and their applications in Earth sciences and society. The next edition, GGHS2026, will continue […]

  • 21st Wegener Assembly, Albania

    • Sponsorship/Co-Organised:
    • IAG
    • 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 […]

  • SIRGAS Symposium 2026

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

    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 […]

  • 4. ICCC Workshop Geodesy for Climate Research


    GFZ - Helmholtz Centre for Geosciences Telegrafenberg, Potsdam, Germany
    ICCC

    The 4. ICCC Workshop on Geodesy for Climate Research will take place as a hybrid event in Potsdam, Germany and online everywhere. More information to follow in spring 2026.

  • AGU Annual Meeting 2027


    Washington, D.C., USA Washington, D.C., United States
    AGU

    Event Category: agu