EPSG systems

EPSG:4643 ST71 Belep

Geographic system in latitude and longitude, in use: New Caledonia - Belep. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:4643
NameST71 Belep
TypeGeographic system
Area of use New Caledonia - Belep
Bounds W 163,54° · S -19,85° · E 163,75° · N -19,50°
Countries New Caledonia
DatumST71 Belep
Ellipsoid International 1924 a = 6378388 m · 1/f = 297
Unit degree (Lat north, Lon east)
Transformation to WGS 84 ST71 Belep to WGS 84 (1) (EPSG:1931) — accuracy 1 m
ScopeGeodesy.

proj4 definition

+proj=longlat +ellps=intl +towgs84=-480.26,-438.32,-643.429,16.3119,20.1721,-4.0349,-111.7002 +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:4643.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_ST71_Belep",DATUM["D_ST71_Belep",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — New Caledonia

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