Quick Links
Links to Service Sites
- International Association of Geodesy
- Bureau International des Poids et Mesures (BIPM)
- Combination Service for Time-Variable Gravity Fields (COST-G)
- Global Geodetic Observing System (GGOS)
- International Center for Earth Tides (ICET)
- International Centre for Global Earth Models (ICGEM)
- International DORIS Service (IDS)
- IDS newsletter
- International Earth Rotation and Reference Systems Service (IERS)
- International Geodynamics and Earth Tide Service (IGETS)
- International GNSS Service (IGS)
- International Gravimetric Bureau (Bureau Gravimetrique International)
- International Service for the Geoid
- International VLBI Service (IVS)
- Permanent Service for Mean Sea Level (PMSL)
- Terrestrial Reference Frame