Remarks
ICGEM is one of six centres of the International Gravity Field Service (IGFS) of the International Association of Geodesy (IAG).
The other five Centres are
Bureau Gravimetrique International (BGI) at CNES / CRGS, Toulouse, France
Digital Elevation Model Centre (DEM) at Montfort University, UK
International Centre for Earth Tides (ICET) at University of French Polynesia
International Geoid Service (IGeS) at Politecnico di Milano, Milan, Italy
Technical Support Centre of IGFS at NGA, Saint Louis, USA