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International Height Reference Frame IHRF – Coordination Centre

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From the GGOS Focus Area Unified Height System to the IHRF Coordination Centre One initial objective of the Global Geodetic Observing System (GGOS) of the International Association of Geodesy (IAG) was the standardisation of height systems worldwide.…
GGHS 2024 Symposium

Symposium on Gravity, Geoid and Height Systems – GGHS2024

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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…

Gravity, Geoid and Height Systems 2024

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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.

20th International Symposium on Geodynamics and Earth Tides

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We are pleased to announce that the 20th International Symposium on Geodynamics and Earth Tides (G-ETS) will take place in Strasbourg (France) from August 25 to August 30, 2024. The G-ETS 2024 will be held under the umbrella of the IAG (International Association of Geodesy) and, in particular, through the IAG Sub-Commission 3.1 (Earth Tides and Geodynamics) and International Geodynamics and Earth Tide Service.
Geoid School 2023

School on “The Determination and Use of the Geoid”

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From November 13 to 17, 2023 will be held the 14th International School on “The Determination and Use of the Geoid”. The School will take place at the Instituto Geográfico Nacional, in Buenos Aires, Argentina. The School will be held in…

Call for Papers

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IAG International Symposium on Reference Frames for Applications in Geosciences (REFAG 2022), Thessaloniki, Greece, October 17-20, 2022
Abstract Deadline: July 20, 2022!

1st Circular of the SIRGAS Symposium 2022

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1st Circular of the SIRGAS Symposium 2022 The next SIRGAS Symposium will be held in the city of Santiago de Chile, November 7-9, 2022, thanks to the invitation offered by the Instituto Geográfico Militar (IGM) of Chile, in celebration of its…

Online seminars in Earth Tides and Geodynamics

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Online seminars in Earth Tides and Geodynamics Dear colleagues,  we kindly invite you to a series of fortnightly seminars which shall be held online on the topics of Earth Tides and Geodynamics, the topic of the Sub-Commission SC 3.1 Earth…
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REFAG 2022 – Symposium on Reference Frames for Applications in Geoscience

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The REFAG 2022 carries on the tradition of previous IAG dedicated symposia on Reference Frames, aiming to bring together leading experts from academia, public authorities and private sector with young scientists and students, to discuss current achievements and future prospects of geodetic reference frames and their scientific and societal impact. Don't miss to participate in this great symposium.

REFAG 2022 – Call for papers

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IAG International Symposium on Reference Frames for Applications in Geosciences (REFAG 2022), Thessaloniki, Greece, October 17-20, 2022