EPSG systems

EPSG:2087 ELD79 / TM 12 NE

Projected system (Transverse Mercator) in use: Libya - west of 15°E onshore. The full definition below, and conversion in one click.

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System record
Code	EPSG:2087
Name	ELD79 / TM 12 NE
Type	Projected system — Transverse Mercator
Area of use	Libya - west of 15°E onshore Libya - onshore west of 15°E.
Bounds	W 9,31° · S 22,61° · E 15,00° · N 33,23°
Countries	Libya
Datum	European Libyan Datum 1979
Ellipsoid	International 1924 a = 6378388 m · 1/f = 297
Base geographic system	EPSG:4159 — ELD79
Unit	metre (E east, N north)
Transformation to WGS 84	ELD79 to WGS 84 (8) (EPSG:15909) — accuracy 5 m
Scope	Oil and gas exploration and production.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	0	degree
Longitude of natural origin	12	degree
Scale factor at natural origin	0.9996	unity
False easting	500000	metre
False northing	0	metre

proj4 definition

+proj=tmerc +lat_0=0 +lon_0=12 +k=0.9996 +x_0=500000 +y_0=0 +ellps=intl +units=m +towgs84=-115.8543,-99.0583,-152.4616 +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:2087.

WKT (ESRI format, the .prj content)

PROJCS["ELD_1979_TM_12_NE",GEOGCS["GCS_European_Libyan_Datum_1979",DATUM["D_European_Libyan_1979",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",12.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Libya

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

Projection parameters

proj4 definition

WKT (ESRI format, the .prj content)

Other systems — Libya