Name: Datum 73 to ETRS89 (3)
Method: Coordinate Frame rotation (geog2D domain)
Remarks: Parameters calculated in 1998 using 9 common stations. Published in 2001. Replaces Datum 73 to ETRS89 (1) (code 1657). Replaced by Datum 73 to ETRS89 (5) (code 5037).
Information source: Centre for Geodesy and Cartography, Portuguese Geographical Institute; http:/www.igeo.pt
Revision date: 2020-03-14
Unit: degree
Geodetic CRS: Datum 73
Datum: Datum 73
Ellipsoid: International 1924
Prime meridian: Greenwich
Data source: EPSG
Information source: OGP
Revision date: 2002-11-22
Scope: Geodesy.
Remarks: See CRS code 4274 for recommended coordinate axis representation for the human interface.
Area of use: Portugal - mainland - onshore.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: dec deg