EPSG:7025

Geodetic CRS: Nahrwan 1934

Datum: Nahrwan 1934

Ellipsoid: Clarke 1880 (RGS)

Prime meridian: Greenwich

Data source: EPSG

Information source: Ministry of Oil.

Revision date: 2015-02-06

Scope: Approximate transformation of seismic data acquired before 1985 to CRS used post 1985.

Remarks: May be emulated using geocentric translations from Nahrwan 1934 to Karbala 1979 of dX=-329, dY=176 and dZ=151m. Other maps give different values - see tfm code 7024.

Method: Cartesian Grid Offsets

Area of use: Iraq - between UTM 3470000mN and 3650000mN (approximately 31°21'N and 32°58'N) and east of UTM 600000mE (approximately 46°04'E).

Description: (0,)