EPSG systems

EPSG:2311 WGS 84 / TM 6 NE

Projected system (Transverse Mercator) in use: Nigeria - offshore. The full definition below, and conversion in one click.

System record
CodeEPSG:2311
NameWGS 84 / TM 6 NE
TypeProjected system — Transverse Mercator
Area of use Nigeria - offshore
Bounds W 2,66° · S 1,92° · E 8,49° · N 6,38°
Countries Nigeria
DatumWorld Geodetic System 1984
Ellipsoid WGS 84 a = 6378137 m · 1/f = 298.257223563
Base geographic system EPSG:4326 — WGS 84
Unit metre (E east, N north)
Transformation to WGS 84 None: this is WGS 84
ScopeOil and gas exploration and production.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin6degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing0metre

proj4 definition

+proj=tmerc +lat_0=0 +lon_0=6 +k=0.9996 +x_0=500000 +y_0=0 +datum=WGS84 +units=m +no_defs

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:2311.

WKT (ESRI format, the .prj content)

PROJCS["WGS_1984_TM_6_NE",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",6.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Nigeria

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.