EPSG systems

EPSG:2042 Locodjo 1965 / UTM zone 29N

Projected system (Transverse Mercator) in use: Cote d'Ivoire (Ivory Coast) - west of 6°W. The full definition below, and conversion in one click.

EPSG publishes no simple transformation to WGS 84 for this datum: conversion works on the ellipsoid alone and can be off by tens of metres.

System record
CodeEPSG:2042
NameLocodjo 1965 / UTM zone 29N
TypeProjected system — Transverse Mercator
Area of use Cote d'Ivoire (Ivory Coast) - west of 6°W
Côte d'Ivoire (Ivory Coast) west of 6°W.
Bounds W -8,61° · S 4,29° · E -6,00° · N 10,74°
Countries Côte d’Ivoire
DatumLocodjo 1965
Ellipsoid Clarke 1880 (RGS) a = 6378249.145 m · 1/f = 293.465
Base geographic system EPSG:4142 — Locodjo 1965
Unit metre (E east, N north)
Transformation to WGS 84 No simple transformation published (ellipsoid alone)
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin-9degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing0metre

proj4 definition

+proj=utm +zone=29 +a=6378249.145 +rf=293.465 +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:2042.

WKT (ESRI format, the .prj content)

PROJCS["Locodjo_1965_UTM_Zone_29N",GEOGCS["GCS_Locodjo_1965",DATUM["D_Locodjo_1965",SPHEROID["Clarke_1880_RGS",6378249.145,293.465]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-9.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Côte d’Ivoire

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