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Method: Position Vector transformation (geog2D domain)
Remarks: Derived at 8 stations across the Niger delta. Used by Shell SPDC throughout southern Nigeria onshore, delta and shallow offshore from 1994 and by Total in OPL246. Sometimes given with parameter values to greater resolution; values here are adequate.
Information source: Shell Petroleum Development Company
Revision date: 2020-03-14
Unit: degree
Geodetic CRS: Minna
Datum: Minna
Ellipsoid: Clarke 1880 (RGS)
Prime meridian: Greenwich
Data source: EPSG
Information source: OGP
Revision date: 2002-11-22
Scope: Geodesy.
Remarks: See CRS code 4263 for recommended coordinate axis representation for the human interface.
Area of use: Nigeria - onshore and offshore.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: dec deg
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