During EGU General Assembly 2017 following GGOS splinter meetings was held: Coordinating Board Meeting April 22, 2017 TU Wien (Sem 124), Vienna, Austria BPS Meeting April 25, 2017 TU Wien (Sem 124), Vienna, Austria BNO Meeting April 26, 2017 TU Wien (Sem 124), Vienna, Austria Meeting Documents: Please find all documents (e.g. agenda, reports, […]
The GGOS Days 2017 was held October 31 - November 2, 2017 in Vienna, Austria: October 31: BEV (Room A802), Schiffamtsgasse 1-3, 1020 Vienna (View on map) November 1-2: TU Wien, Gußhausstraße 27-29, 1040 Vienna (View on map) Meeting Documents: Please find all documents (e.g. agenda, reports, presentations, ...) about this meeting at GGOS Cloud […]
During EGU General Assembly 2018 following GGOS meetings were held: Coordinating Board Meeting Date: Saturday, April 7, 14:00-18:00 Location: Vienna (TU Wien, Gusshausstrasse 27-29, Sem 121) Bureau of Products and Standards Meeting Date: Wednesday, April 11, 13:30-15:30 Location: Vienna (TU Wien, Gusshausstrasse 27-29, Sem 121) Bureau of Networks and Observations Meeting Date: Wednesday, April 11, […]
GGOS Days 2018 was held October 2nd - 4th in Tsukuba, Japan. The tour to Ishioka Geodetic Observatory will take place October 5th. This meeting is jointly hosted by the IAG GGOS, the GGOS Working Group of Japan, the Geospatial Information Authority of Japan (GSI) , and the Geodetic Society of Japan. Meeting Documents: Please […]
At Saturday before EGU General Assembly 2019 Venue: TU Wien, Gusshausstrasse 27-29 Room: Sem 127 Meeting Documents: Please find all documents (e.g. agenda, reports, presentations, ...) about this meeting at GGOS Cloud or contact the contact.
The Unified Analysis Workshop 2019 was held in October 2-4 (full three days) at IPGP. It was co-organized by the International Association of Geodesy’s (IAG’s) Global Geodetic Observing System (GGOS) and the International Earth Rotation and Reference Systems Service (IERS) for the purpose of discussing issues that are common to all the space-geodetic measurement techniques. Dates: October 2-4, […]
Dates: November 12-14, 2019 Location: Rio de Janeiro, Brazil GGOS Days is the annual meeting of GGOS during which the different components of GGOS meet and report on their activities during the past year and their plans for the coming year. Everyone is encouraged to attend! GGOS Days 2019 will be held in conjunction with the SIRGAS 2019 […]
GGOS Coordinating Board Meeting - Video Conference Due to the current circumstances (COVID-19) the face-toface GGOS CB and Bureaus (BNO&BPS) Meetings were cancelled! But there was held a shortened GGOS Coordinating Board Video Conference instead: Date: Friday, May 8, 2020 Time: 06:00-08:00 PDT (USA west), 09:00-11:00 EDT (USA east), 10:00-12:00 GMT-3 (Argentinia), 15:00-17:00 CEST / SAST […]
General GGOS Days is the annual meeting of GGOS during which the different components of GGOS meet and report on their activities during the past year and their plans for the coming year. Everyone was encouraged to attend! Due to travel restrictions by coronavirus the GGOS Days were held as an video conference in 2020. […]
The next GGOS Coordinating Board Meeting was held one week after EGU General Assembly as a video-conference. Date: Friday, May 7, 2021 Meeting Documents: Please find all documents (e.g. agenda, reports, presentations, ...) about this meeting at GGOS Cloud or contact the contact. Presentation Slides: https://cloud.ggos.org/index.php/s/jeNFbT56AdA74Dq
GGOS Days is the annual meeting of GGOS during which the different components of GGOS meet and report on their activities during the past year and their plans for the coming year. Everyone is encouraged to attend! Due to the uncertain COVID-19 situation, it was decided that the GGOS Days 2021 will take place again […]
The GGOS CB meeting was held as a virtual 3-hour conference on Monday, 16 May 2022 (2:30 PM - 5:30 PM CEST). Participants: all GGOS Coordinating Board members + invited guests Minutes of GGOS CB Meeting 2022 SCHEDULE: Welcome and Instruction (B. Miyahara) Short Reports of GGOS Components: : Bureau of Products and Standards (D. Angermann) […]
GGOS has its own session at the next EGU General Assembly 2022. Be aware, that the dates of EGU GA 2022 was moved from begin of April to 23-27 May 2022. More information will follow ... The Global Geodetic Observing System: Geodesy for Science and Society The Global Geodetic Observing System (GGOS) provides measurements of […]
The Unified Analysis Workshop (UAW) 2022 was hold on October 21-23, 2022 in Thessaloniki, Greece after the REFAG 2022 Symposium as a hybried meeting. It was co-organized by the IAG’s Global Geodetic Observing System (GGOS) and the International Earth Rotation and Reference Systems Service (IERS) for the purpose of discussing issues that are common to […]
GGOS organized the annual GGOS Days in the year 2022 at November 14-15 in Munich (Germany) as a hybrid meeting at the Bavarian Academy of Science and Humanities (BAdW) in the Residenz. GGOS Days is the annual meeting of GGOS to report on recent activities and present plans for the coming year. In total 111 interested people […]
AGU Fall Meeting 2022 will be held in Chicago and online everywhere 12 - 16 December 2022. More than 25,000 attendees from more than 100 countries will convene to explore how Science Leads the Future. Geodesy for Sustainable Earth Observation GGOS has its own session "Geodesy for Sustainable Earth Observation", please participate: The Global Geodetic […]
This GGOS Coordinating Board Meeting was held directly before the EGU General Assembly conference week as a hybried meeting on Date: Saturday, April 22, 2023 Time: 14:00-18:00 MESZ (UTC+2) Venue: TU Vienna Participants: GGOS Coordinating Board members and invited people only! Report/Minutes: Minutes_GGOS_CB_meeting_2023_final.pdf Presentations: GGOS Cloud
The EGU General Assembly 2023 brings together geoscientists from all over the world to one meeting covering all disciplines of the Earth, planetary, and space sciences. The EGU aims to provide a forum where scientists, especially early career researchers, can present their work and discuss their ideas with experts in all fields of geoscience. GGOS […]
The GGOS Days convene yearly all GGOS components to report on their recent activities and to present their plans for the coming year. The GGOS Days 2023 conference was held on September 20-22, 2023 in Alcalá de Henares, Spain as a hybrid meeting. - Report - Handbook / Agenda - Presentation slides (Zenodo) - Photo […]
The AGU Fall Meeting 2023 will be held in San Francisco, USA, from December 11-15. This year GGOS has following combined session with IGS: Serving Global Geodesy: Innovations Enabled by the IGS and IAG-GGOS (G41C & G44A) Session description: "The International GNSS Service (IGS) provides a broad range of high-precision openly available products supporting a […]
The Sunday before the EGU week - April 14, 2024 - GGOS hold the following three in-person GGOS splinter meetings in Vienna at the TU Wien Freihaus (Wiedner Hauptstraße 8-10). A virtual attendance was possible too. 09:00-11:00 (CEST): GGOS GB Meeting – Governing Board Bureau meetings: 11:00-11:45 (CEST): GGOS BPS Meeting – Bureau of Products […]
The EGU General Assembly 2024 will be held as usual in Vienna, Austria, on April 15-19 2024. The GGOS session is done this year together with the IVS: G2.3 Global Geodetic Observing System: The Reference for Earth System Monitoring and featuring VLBI component Oral session: Monday, April 15: 14:00-15:45 (CEST) - room G2 Virtual Poster […]
We are pleased to invite you to the upcoming "EOP I&I" Scientific Meeting organized by the AI4EOP Prediction Study Group at GGOS. This event aims to gather researchers and scientists to share their latest achievements and results related to Earth Orientation Parameters (EOP) prediction. For our inaugural meeting, we will focus on the application of […]
We are pleased to invite you to the upcoming Earth Orientation Parameters Innovation and Insight (EOP I&I) Scientific Meeting, organized by the AI4EOP Prediction Study Group at GGOS. This event aims to bring together researchers and scientists to share their latest achievements and results related to EOP prediction. Speaker: Mostafa Kiani Shahvandi, from the Institute […]
The GGHS2024 “Gravity, Geoid and Height Systems 2024” Symposium will be held in Thessaloniki, Greece, from 4 to 6 September 2024. It focuses on methods for observing, estimating and interpreting the Earth’s gravity field and the essential role of gravity field modelling in measuring, understanding and predicting changes in the Earth system. More information on […]
We invite you (in-person or online) to join us for an amazing meeting on Geodesy in Africa at the Science Summit for the UN Sustainable Development Goals. In addressing global challenges like climate change, urbanization, and sustainable resource management, accurate geodetic data is crucial. We aim to elevate the global geodesy supply chain, align geodetic […]
Topics Meeting Logistics Dates Registration Abstract Submission Travel Award GGOS serves as an integrating framework for all components of the International Association of Geodesy (IAG), providing a clearinghouse for geodetic expertise and fostering interdisciplinary research. A current challenging topic is the modelling of spatio-temporal variations of the atmosphere (troposphere, stratosphere, mesosphere, thermosphere, ionosphere/plasmasphere) and the […]
Main Topics Participation Registration The annual business meeting of GGOS – the GGOS Days 2024 – was held in 2024 at the Wissenschaftsetage im Bildungsforum in Potsdam, Germany, from October 10-11 as a hybrid meeting. Programme - Agenda Detailed Meeting Description Status Report of GGOS components Meeting Summary List of Participants (online & in-person) Presentation […]
The next annual meeting of the American Geoscience Union - AGU24 - will be held this year in Washington, D.C. on 9-13 December 2024. More info: agu.org/annual-meeting GGOS Session We would like to draw your attention to our GGOS session G007: Geodetic Standards for Improved Accurate and Consistent Earth Observation Products from the Global Geodetic […]
The governing-board meets on the weekend before EGU General Assembly 2025 (online or in-person): Date: Saturday, April 26 Time: 09:00 - 12:30 (CEST, UTC+2) Venue: TU Wien - Gußhausstraße 27-29, 1040 Vienna Room: 6th floor -Arnold Schmidt Raum Closed Meeting - Participants: governing-board members + Invitees Agenda: will follow ... Participation: It is possible to participate both in […]
Details: The Geodesy Reception 2025 will take place at: Date: Tuesday, April 29, 2025 Time: 19:00-22:00 Venue: BEV – Federal Office of Metrology and Surveying Address: Schiffamtsgasse 1-3, 1020 Vienna – 8th floor Sponsors: IAG (International Association of Geodesy) EGU Geodesy Division BEV (Federal Office of Metrology and Surveying) GGOS (Global Geodetic Observing System) Registration […]
The EGU General Assembly 2025 brings together geoscientists from all over the world to one meeting covering all disciplines of the Earth, planetary, and space sciences. The EGU aims to provide a forum where scientists, especially early career researchers, can present their work and discuss their ideas with experts in all fields of geoscience. EGU […]
🎯 Course Objective: The objective of the 2025 School is to provide the most important concepts on the definition, implementation, and maintenance of global, continental, and national reference frameworks, as well as their importance in various applications. It will also address advances in Earth System monitoring in response to the challenges posed by climate change, […]
Location: Yebes Observatory, Cerro de la Palera, s/n, 19141 Yebes, Guadalajara, Spain Organizers: GGOS IA, IGN, Yebes Observatory, RAEGE-Az Sponsors: IGN Spain, RAEGE-Az, ROA Parteners: National Geographic Institute of Spain (IGN Spain), Yebes Observatory, RAEGE-Az, Royal Observatory of Spanish Navy (ROA), Directorate-General for the Territory of Portugal (DGT), College of Geographic Engineering of the Order of […]
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) […]
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 […]
IAG collaborates closely with numerous organizations within geodesy and beyond. See the list for details.
This website is provided by the IAG Secretariat and the GGOS Coordinating Office, which are hosted by the BEV – Federal Office of Metrology and Surveying (Bundesamt für Eich- und Vermessungswesen) in Vienna, Austria.