************************************************************************ IERS Message No. 525 February 24, 2025 ************************************************************************ Announcement of REFAG & UAW 2026, March 2-6, 2026, Munich Dear Colleagues, The Commission 1 "Reference Frames" of the International Association of Geodesy (IAG), the IAG Global Geodetic Observing System (GGOS) and the International Earth Rotation and Reference Systems Service (IERS) are pleased to announce the IAG International Symposium on Reference Frames for Applications in Geosciences (REFAG2026) to be held on 2-4 March 2026, followed by the GGOS/IERS Unified Analysis Workshop (UAW2026) on 5-6 March 2026, with both events taking place at the same venue, Munich (Germany). All IAG members and associates, as well as professionals and individuals interested in the theory and application of reference frames in geodesy, Earth sciences and astrometry, are invited to attend the REFAG2026 conference. Participation in the UAW2026 is by invitation only. More detailed information will be provided in the upcoming announcements. Keep up to date at https://ggos.org/event/munich2026/. Important dates: 1 Jun 2025 - 1st Announcement (website launch, session description, call for abstracts) 1 Aug 2025 - 2nd Announcement (second call for abstracts, details of registration fees) 15 Nov 2025 - 3rd Announcement (session schedule finalised) 15 Oct 2025 - Abstract submission deadline 15 Nov 2025 - Notification of acceptance 15 Dec 2025 - Early Bird registration deadline 31 Jan 2026 - Final scientific programmes for REFAG2026 and UAW2026 31 May 2026 - Deadline for submission of papers to the IAG Symposia Series by Springer We look forward to seeing you in Munich in March 2026 at the REFAG2026 and UAW2026! Sincerely, Urs Hugentobler (President of IAG Commission 1) Laura Sanchez (President of GGOS) Robert Heinkelmann (IERS Analysis Coordinator) Mathis Blossfeld (LOC chair) and Stefanie Daurer (LOC co-chair) ************************************************************************ IERS Messages are edited and distributed by the IERS Central Bureau. If not stated otherwise, the IERS is only the distributor of the message and is not responsible for its content. To submit texts for distribution, please write to . To subscribe or unsubscribe, please create an IERS account or modify it: https://www.iers.org/Login/Login/EN/login_node.html or write to . Archives: http://www.iers.org/IERS/Messages ************************************************************************