EPSG systems

EPSG:4644 NEA74 Noumea

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

System record
CodeEPSG:4644
NameNEA74 Noumea
TypeGeographic system
Area of use New Caledonia - Grande Terre - Noumea
New Caledonia - Grande Terre - Noumea district.
Bounds W 166,35° · S -22,37° · E 166,54° · N -22,19°
Countries New Caledonia
DatumNEA74 Noumea
Ellipsoid International 1924 a = 6378388 m · 1/f = 297
Unit degree (Lat north, Lon east)
Transformation to WGS 84 NEA74 Noumea to WGS 84 (2) (EPSG:15904) — accuracy 1 m
ScopeGeodesy.

proj4 definition

+proj=longlat +ellps=intl +towgs84=-10.18,-350.43,291.37 +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:4644.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_NEA74_Noumea",DATUM["D_NEA74_Noumea",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.