Geocentric translations (geog2D domain)
Derived in July 2009 from 119 common stations. Residuals at 833 test points under 3m.
Instituto Geografico Portugues; http://www.igeo.pt
2020-03-14
Geodesy.
See CRS code 4274 for recommended coordinate axis representation for the human interface.
Portugal - mainland - onshore.
Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: dec deg