You are here


BDS BeiDou Navigation Satellite System
CM Mission Centre
CNES French National Space Agency
CODIR Steering Committee
DNO Digital Solutions, Ground Segment & Operations Directorate
DORIS Doppler Orbitography and Radiopositioning Integrated by Satellite
DT Differed Time
EGNOS European Geostationary Navigation Overlay System
ESA European Space Agency
ETRS89 European Terrestrial Reference System 89
EUREF European Reference Frame
GLONASS Global Navigation Satellite System
GNSS Global Navigation Satellite Systems
GPS Global Positioning System
GRC-MS Galileo Reference Center - Member States
GSA European Global Navigation Satellite Systems Agency
IAG International Association of Geodesy
IGN French Geographic Institute
IGS International GNSS Service
ION Institute Of Navigation
IPEV Institut Paul Emile Victor
IRNSS Indian Regional Navigational Satellite System
ISP Internet Service Provider
ITRS International Terrestrial Reference System
MGEX Multi-GNSS Extension
NASA National Aeronautics and Space Administration, USA
OCA Observatoire de la Côte d'Azur
PPP Precise Point Positioning
QO Operational Qualification
QT Technical Qualification
QZSS Quazi-Zenith Satellite System
REGINA Réseau GNSS pour l'IGS et la NAvigation
RENAG REseau NAtional GPS permanent
REVEX Operations Review
RGP Réseau GNSS Permanent (IGN)
RT Real Time
RTCM Radio Technical Commission for Maritime services
RTS Real-Time Service
UTC Coordinated Universal Time
SBAS Satellite Based Augmentation System
SONEL Système d'Observation du Niveau des Eaux Littorales