Updated 2023.03.17

IAG - International Association of Geodesy

GGOS - Global Geodetic Observing System

EuroGeographics - Membership association and representative body of the European national mapping, land registry and cadastral agencies

INSPIRE - Infrastructure for Spatial Information in Europe

EPOS - European Plate Observing System

IGS - International GNSS Service

IERS - International Earth Rotation and Reference Systems Service

Eurocontrol - The European Organization for the Safety of Air Navigation

IGC - United Nations International Committee on Global Navigation Satellite Systems

EUPOS - European Position Determination System

WG RDVF - IAG Working Group on Regional Dense Velocity Fields


CEGRN - Central European Geodynamic Research Network

EUMETNET - Network of European Meteorological Services

WEGENER - Working Group of European Geoscientists for the Establishment of Networks for Earth-science Research

ESEAS - European Sea Level Service