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Tuesday, June 23, 2026
| Time | Event | (+) |
| 08:00 - 09:00 | Registration - Badge distribution | |
| 09:00 - 09:15 | Introduction (Amphitheatre 310) | |
| 09:15 - 10:15 | Tutorial - Quantum gravimetry (Amphitheatre 310) - Sébastien Merlet (LNE-OP/LTE, Observatoire de Paris) | |
| 10:15 - 10:45 | Break (Hall) | |
| 10:45 - 11:30 | Tutorial - Chronometric Geodesy: Atomic clocks for levelling (Amphitheatre 310) - Rodophe Le Targat (LNE-OP/LTE, Observatoire de Paris) | |
| 11:30 - 12:00 | Tutorial - Atomic clocks : application at IGN France (Amphitheatre 310) - Guillaume Lion (IPGP, IGN) | |
| 12:00 - 13:15 | Lunch (Hall) | |
| 13:15 - 13:40 | Opening (Amphitheatre 310) | |
| 13:40 - 14:10 | Keynote speech (Amphitheatre 310) - Félix Perosanz (CNES) | |
| 14:10 - 14:40 | Collaborations and sustainability (Amphitheatre 310) - Martin Lidberg, Lennard Huisman | (+) |
| 14:10 - 14:25 | › Galileo and EGNOS Performance Monitoring - Contributions from National Mapping Agencies - Hannu Koivula, National Land Survey of Finland (NLS-FGI) | |
| 14:25 - 14:40 | › The Galileo High Accuracy Service (HAS): Performance Assessment within the GEMOP Initiative - Anna Fantoni, Università degli Studi di Padova = University of Padua | |
| 14:40 - 14:45 | Sponsor speech (Amphitheatre 310) - SATINFO | |
| 14:45 - 15:15 | Break (Hall) | |
| 15:15 - 15:35 | Collaborations and sustainability (Amphitheatre 310) - Martin Lidberg, Lennard Huisman | (+) |
| 15:15 - 15:35 | › GRF Europe - Bridging Regional Geodetic Expertise and Global Geodesy Governance - Jeffrey Verbeurgt, Nationaal Geografisch Instituut - Institut géographique national | |
| 15:35 - 16:15 | Collaborations and sustainability (Amphitheatre 310) - round table | |
| 16:15 - 16:45 | Open poster session and National Reports (Amphitheatre 310) - short introduction of all posters — 1 minute per poster — Andrzej Araszkiewicz, Xavier Collilieux | |
| 16:45 - 18:00 | Open poster session and National Reports (Hall) - Discussions & Drinks - Andrzej Araszkiewicz, Xavier Collilieux | (+) |
| 16:45 - 18:00 | › National Report of Austria - Helmut Titz, Federal Office of Metrology and Surveying [Vienna] | |
| 16:45 - 18:00 | › National Report of Estonia - Karin Kollo, Karin Kollo | |
| 16:45 - 18:00 | › Geodesy Cartoons: Visualizing Geodesy for Everyone - Martin Sehnal, BEV - Federal office of Metrology and Surveying | |
| 16:45 - 18:00 | › National Report of Portugal 2026 - Helena Ribeiro, Directorate-General for Territory (DGT) | |
| 16:45 - 18:00 | › Towards an update of the French vertical maritime reference surfaces - Nolwenn Portier, Shom - Gaël ANDRE, Shom | |
| 16:45 - 18:00 | › National Report of Poland - Katarzyna Kalinczuk-Stanałowska, Head Office of Geodesy and Cartography in Poland | |
| 16:45 - 18:00 | › Real-Time GNSS Monitoring System for Poland (RTGMS) - Katarzyna Kalinczuk-Stanałowska, Head Office of Geodesy and Cartography in Poland | |
| 16:45 - 18:00 | › National Report of Spain - Miguel González Hidalgo, Instituto Geografico Nacional | |
| 16:45 - 18:00 | › Great Britain National Report - Mark Greaves, Ordnance Survey | |
| 16:45 - 18:00 | › Swiss Terrestrial Reference Frame CHTRF2022 - Lars Prange, Federal Office of Topography Swisstopo [switzerland] = Office fédéral de topographie swisstopo [Suisse] = Bundesamt für Landestopografie swisstopo [Schweiz] = Ufficio federale di topografia swisstopo [Svizzera] | |
| 16:45 - 18:00 | › Modern Geodetic Reference Frame of Albania - Balliu Oltjon, State Authority for Geospatial Information | |
| 16:45 - 18:00 | › National Report of Finland - Pasi Häkli, National Land Survey of Finland, FGI | |
| 16:45 - 18:00 | › From Service to Reference Frame: The Role of SWEPOS Post Processing Service in SWEREF 99 Realization - Kibrom Ebuy Abraha, Lantmäteriet - Tobias Nilsson, Lantmäteriet - Lotti Jivall, Lantmäteriet - Christina Kempe, Lantmäteriet - Christina Lilje, Lantmäteriet | |
| 16:45 - 18:00 | › National Report of Belgium - Jeffrey Verbeurgt, Nationaal Geografisch Instituut - Institut géographique national | |
| 16:45 - 18:00 | › National Report of Slovenia to the EUREF 2026 Symposium in Paris - Klemen Medved, Surveying and Mapping Authority of the Republic of Slovenia | |
| 16:45 - 18:00 | › Geodetic Observations and Geopotential Determination for the Optical Clock at BEV - Helmut Titz, Federal Office of Metrology and Surveying [Vienna] | |
| 17:45 - 19:15 | CEGRN meeting (Marcoux - Paris Cité University) - hybrid |
Wednesday, June 24, 2026
| Time | Event | (+) |
| 08:45 - 09:30 | Collaborations and sustainability (Amphitheatre 310) - Martin Lidberg, Lennard Huisman | (+) |
| 08:45 - 09:00 | › Report from IGS Workshop - Rolf Dach, Astronomical Institute, University of Bern | |
| 09:00 - 09:30 | › EPOS-GNSS products and consistency between the different solutions - Anne SOCQUET — invited — Institut des Sciences de la Terre | |
| 09:30 - 10:15 | Activities of the EUREF Governing Board (Amphitheatre 310) - Carine Bruyninx, Wolfgang Söhne | (+) |
| 09:30 - 09:45 | › Report on the Activities of the EUREF Governing Board - Wolfgang Soehne, Federal Agency for Cartography and Geodesy | |
| 09:45 - 10:00 | › Current Status of the EUREF Permanent Network and Progress on EUREF Resolutions - Carine Bruyninx, Royal Observatory of Belgium = Observatoire Royal de Belgique | |
| 10:00 - 10:15 | › EPN Analysis Centres Coordinator Report - Tomasz Liwosz, Warsaw University of Technology | |
| 10:15 - 10:45 | Break (Hall) | |
| 10:45 - 11:45 | Activities of the EUREF Governing Board (Amphitheatre 310) - Carine Bruyninx, Wolfgang Söhne | (+) |
| 10:45 - 11:00 | › Report of the EPN Troposphere Coordinator - Rosa Pacione, e-GEOS, Centro Spaziale Matera | |
| 11:00 - 11:15 | › Enhancement of the EUREF reference frame solution thanks to the EPN-Repro3 - Juliette Legrand, Royal Observatory of Belgium = Observatoire Royal de Belgique | |
| 11:15 - 11:30 | › EPN Densification: status and challenges after repro3 - Ambrus Kenyeres, Satellite Geodetic Observatory Budapest | |
| 11:30 - 11:45 | › EPND/CEGRN Analysis Hub - Joaquín Zurutuza, Aranzadi, Università degli Studi di Padova = University of Padua | |
| 11:45 - 11:55 | Sponsor speech (Amphitheatre 310) - Leica Geosystems | |
| 11:55 - 12:00 | Sponsor speech (Amphitheatre 310) - Teria | |
| 12:00 - 12:15 | Group picture - gather at the reception area | |
| 12:15 - 13:30 | Lunch (Hall) | |
| 13:30 - 14:45 | Activities of the EUREF Governing Board (Amphitheatre 310) - Carine Bruyninx, Wolfgang Söhne | (+) |
| 13:30 - 13:45 | › EUREF-IP Real-time Data: Current Practice, Challenges, and Future Perspectives - Lennard Huisman, Kadaster | |
| 13:45 - 14:00 | › NTRIP-catalog - identify the Coordinate Reference System - Javier Jimenez Shaw, Pix4D | |
| 14:00 - 14:15 | › EUREF Study Group on alternatives to ETRS89 - Xavier Collilieux, Institut national de l'information géographique et forestière, Institut de Physique du Globe de Paris | |
| 14:15 - 14:30 | › Status report on the UELN: update on available data and schedule for the publication of a new EVRF - Tobias Bauer, Federal Agency for Cartography and Geodesy (BKG) | |
| 14:30 - 14:45 | › Status report for the EUREF Working Group “European Unified Height Reference” - Joachim Schwabe, Federal Agency for Cartography and Geodesy | |
| 14:45 - 15:00 | National and Local Activities (Amphitheatre 310) - Karin Kollo, Bruno Garayt | (+) |
| 14:45 - 15:00 | › A contribution to the EPN Densification from Germany: Preliminary Results - Danielle De Louw, German Research Centre for Geosciences - Helmholtz-Centre Potsdam | |
| 15:00 - 15:30 | Break (Hall) | |
| 15:30 - 17:00 | National and Local Activities (Amphitheatre 310) - Karin Kollo, Bruno Garayt | (+) |
| 15:30 - 15:45 | › Towards Consistent Reference Frame Realizations: GNSS Reprocessing in Luxembourg, Belgium, and the Netherlands - Huib De Ligt, Kadaster | |
| 15:45 - 16:00 | › Updating the Spanish national reference frame: A reprocessed ETRF2000 solution based on ITRF2020 - Esther Azcue, National Geographic Institute of Spain | |
| 16:00 - 16:15 | › Lantmäteriet's Strategy for Geodesy 2026–2035 - Tina Kempe, Lantmäteriet | |
| 16:15 - 16:30 | › Status report from the project to compute the new Serbian quasigeoid model SQM2026 - Jonas Ågren, Lantmäteriet | |
| 16:30 - 16:45 | › Status report on the installation and testing of InSAR radar reflectors in Denmark - Aslak Meister, The Danish Agency for Climate Data | |
| 16:45 - 17:00 | › Towards the GNSS-InSAR integration in the Hungarian geodetic infrastructure - Ambrus Kenyeres, Satellite Geodetic Observatory Budapest | |
| 18:45 - 22:00 | Cocktail dinner (La Barge) |
Thursday, June 25, 2026
| Time | Event | (+) |
| 08:45 - 09:45 | National and Local Activities (Amphitheatre 310) - National reports - Karin Kollo, Bruno Garayt | (+) |
| 08:45 - 08:51 | › National report of Lithuania - Ogintas Jokubas, Vilnius Gediminas Technical University | |
| 08:52 - 08:58 | › National Report of Romania - Miluta Dulea-Flueras, Head of Geodesy and ROMPOS, National Center for Cartography | |
| 08:58 - 09:04 | › National report of Serbia - Filip Kostadinovic, Vladan Nikolic | |
| 09:05 - 09:11 | › National report of Slovakia - Martin Ferianc, Geodetic and Cartographic Institute Bratislava | |
| 09:11 - 09:17 | › National Report of Switzerland - Arturo Villiger, Federal Office of Topography Swisstopo [switzerland] = Office fédéral de topographie swisstopo [Suisse] = Bundesamt für Landestopografie swisstopo [Schweiz] = Ufficio federale di topografia swisstopo [Svizzera] | |
| 09:18 - 09:24 | › National Report of the Czech Republic - Jan Reznicek, Czech Office for Surveying, Mappng and Cadastre (CUZK); Land Survey Office | |
| 09:24 - 09:32 | › National Report of The Netherlands 2026 - Bas Alberts, Rijkswaterstaat | |
| 09:33 - 09:39 | › National Report of Germany - Wolfgang Soehne, Federal Agency for Cartography and Geodesy | |
| 09:39 - 09:45 | › National report of France - José De Oliveira Pinheiro, IGN | |
| 09:45 - 10:15 | National and Local Activities (Amphitheatre 310) - National reports - Karin Kollo, Bruno Garayt | |
| 10:15 - 10:45 | Break (Hall) | |
| 10:45 - 11:45 | National and Local Activities (Amphitheatre 310) - National reports - Karin Kollo, Bruno Garayt | |
| 11:45 - 12:15 | Advancing Geodesy with EUREF: Research, Innovation and Future Perspective (Amphitheatre 310) - Juliette Legrand, Joachim Schwabe | (+) |
| 11:45 - 12:00 | › Genesis: ESA's unique future geodetic satellite mission - Gaia Fusco, European Space Research and Technology Centre | |
| 12:00 - 12:15 | › IGS LEO-PNT Pilot Project: Preparing Geodetic Infrastructure and Products for Future LEO-PNT Integration - Lotfi Massarweh, Delft University of Technology | |
| 12:15 - 13:30 | Lunch (Hall) | |
| 13:30 - 15:00 | Advancing Geodesy with EUREF: Research, Innovation and Future Perspective (Amphitheatre 310) - Juliette Legrand, Joachim Schwabe | (+) |
| 13:30 - 13:45 | › Impact of electromagnetic interferences on geodetic GNSS receivers: A comparative analysis among GPS, GLONASS, Galileo and BeiDou - Michail Gianniou, University of West Attica | |
| 13:45 - 14:00 | › Multi-Source Fusion for Real-Time GNSS Interference Detection, Spoofing Classification, and Predictive Forecasting on a National CORS Infrastructure - Miluta Dulea-Flueras, Head of Geodesy and ROMPOS, National Center for Cartography | |
| 14:00 - 14:15 | › Multi-GNSS Analyses in the Time and Frequency Domains - Joaquín Zurutuza, Aranzadi, Università degli Studi di Padova = University of Padua | |
| 14:15 - 14:30 | › An Automated Platform for GNSS Processing and Time-Series Analysis in a Complex Geodynamic Region - Dimitrios Anastasiou, Dionysos Satellite Observatory, School of Rural, Surveying and Geoinformatics Engineering, NTUA | |
| 14:30 - 14:45 | › CEGRN Status as of 2026 - Joaquín Zurutuza, Università degli Studi di Padova = University of Padua | |
| 14:45 - 15:00 | › Preliminary GNSS Station Analysis and ETRFxx-Aligned Residual Velocity Assessment towards deformation modeling in Southern Iberia - José Antonio Tarrío, University of Santiago de Chile - Catalina Cea, University of Santiago de Chile | |
| 15:00 - 15:30 | Break (Hall) | |
| 15:30 - 16:00 | Advancing Geodesy with EUREF: Research, Innovation and Future Perspective - Juliette Legrand, Joachim Schwabe | (+) |
| 15:30 - 15:45 | › The Future Datacenter: Motivation and Vision of the newly installed IGS Workinggroup on Data Architecture - Helmut Titz, Federal Office of Metrology and Surveying [Vienna] | |
| 15:45 - 16:00 | › Towards land and sea vertical unification thanks to hydrodynamic levelling - Jonathan Chenal, Institut national de l'information géographique et forestière | |
| 16:00 - 16:45 | Closing session (Amphitheatre 310) - Wolfgang Söhne | |
| 18:00 - 19:00 | Happy hour at IGN (Géoroom, IGN headquarters) |
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