6270 20230130173946.0 POSTER-2023-0017 Fabian, Andras Belgian metadata catalogue for permanently tracking GNSS stations in Europe 2022 2022-11-04 The Metadata Management and Distribution System for Multiple GNSS Networks (M3G, https://gnss-metadata.eu), hosted by the Royal Observatory of Belgium, is one of the services of the European Plate Observing System (EPOS, https://www.epos-eu.org) and EUREF (http://euref.eu). M3G provides the scientific as well as the non-scientific community with a state-of-the-art archive of information on permanently tracking GNSS stations in Europe, including the station description, the GNSS networks the stations contribute to, whether station observation data are publicly available, and how to access them. Since its first public release (2018), M3G has been under continuous development, to respond to the evolving needs of the GNSS community, to progress towards FAIR data principles and comply with GDPR. This poster will give an overview of M3G, The metadata that it provides and how these metadata can be accessed. NO metadata catalogue GNSS metadata Bruyninx, Carine Miglio, Anna Legrand, Juliette BNCGG study day, Brussels andras.fabian@observatoire.be CPOSTER