EPSG systems

EPSG:4143 Abidjan 1987

Geographic system in latitude and longitude, in use: Cote d'Ivoire (Ivory Coast). Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:4143
NameAbidjan 1987
TypeGeographic system
Area of use Cote d'Ivoire (Ivory Coast)
Côte d'Ivoire (Ivory Coast) - onshore and offshore.
Bounds W -8,61° · S 1,02° · E -2,48° · N 10,74°
Countries Côte d’Ivoire
DatumAbidjan 1987
Ellipsoid Clarke 1880 (RGS) a = 6378249.145 m · 1/f = 293.465
Unit degree (Lat north, Lon east)
Transformation to WGS 84 Abidjan 1987 to WGS 84 (1) (EPSG:1470) — accuracy 2 m
ScopeGeodesy.

proj4 definition

+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=-124.76,53,466.79 +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:4143.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_Abidjan_1987",DATUM["D_Abidjan_1987",SPHEROID["Clarke_1880_RGS",6378249.145,293.465]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

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.