🌍 GEODETIC REFERENCE BY COUNTRY
Surveying Reference by Country
National geodetic datum, projected coordinate systems, EPSG codes, UTM zones, CORS networks, vertical datum and mapping authority — everything a surveyor needs before working in a new country.
Australia
GDA2020
AUSCORS / GPSnet (state networks)
Austria
MGI / ETRS89
APOS (Austrian Positioning Service)
Belgium
BD72 / ETRS89
WALCORS / FLEPOS / GPSBru
Brazil
SIRGAS2000
RBMC (Rede Brasileira de Monitoramento Continuo)
Canada
NAD83 (CSRS)
Canadian Active Control System (CACS)
China
CGCS2000
National CORS
France
RGF93
RGP (Reseau GNSS Permanent)
Germany
ETRS89 / DREF91
SAPOS (Satellitenpositionierungsdienst)
India
WGS 84 / IND
CORS network
Ireland
IRENET95 / ETRS89
Active GPS network
Italy
RDN2008 / ETRS89
RDN (Rete Dinamica Nazionale)
Japan
JGD2011
GEONET
Mexico
ITRF2008 / Mexico
Red Geodesica Nacional Activa (RGNA)
Netherlands
ETRS89
NETPOS / 06-GPS
New Zealand
NZGD2000
PositioNZ
Norway
ETRS89 / EUREF89
CPOS / SATREF
Poland
ETRS89 / PL-ETRF2000
ASG-EUPOS
Portugal
ETRS89 / PT-TM06
ReNEP (Rede Nacional de Estacoes Permanentes)
South Africa
Hartebeesthoek94
TrigNet
Spain
ETRS89
ERGNSS
Sweden
SWEREF99
SWEPOS
Switzerland
CH1903+ / LV95
AGNES (Automated GNSS Network for Switzerland)
United Kingdom
OSGB36 / ETRS89
OS Net
United States
NAD83 (2011)
NOAA CORS Network (NCN)