Regional Reference Systems
The International Committee on Global Navigation Satellite Systems (ICG) noted a proposal to establish links with national and regional authorities and relevant international organizations, particularly in developing countries. A working group will be established to develop a strategy for support of regional reference systems.
- African Geodetic Reference Frame (AFREF): http://geoinfo.uneca.org/afref/
- Asia and Pacific Regional Geodetic Project (APRGP): http://www.sbsm.gov.cn/pcgiap/98wg/98wg1/aprgp_analysis/aprgp_analysis.htm
- European Position Determination System (EUPOS): http://www.eupos.org
- IAG Reference Frame Sub-Commission for Europe (EUREF) http://www.euref.eu or http://www.euref-iag.net
- Geocentric Reference System for the Americas (SIRGAS): www.sirgas.org