EPSG systems

EPSG:3172 IGN53 Mare / UTM zone 59S

Projected system (Transverse Mercator) in use: New Caledonia - Mare - east of 168°E. The full definition below, and conversion in one click.

System record
CodeEPSG:3172
NameIGN53 Mare / UTM zone 59S
TypeProjected system — Transverse Mercator
Area of use New Caledonia - Mare - east of 168°E
New Caledonia - Loyalty Islands - Mare - east of 168°E.
Bounds W 168,00° · S -21,71° · E 168,19° · N -21,35°
Countries New Caledonia
DatumIGN53 Mare
Ellipsoid International 1924 a = 6378388 m · 1/f = 297
Base geographic system EPSG:4641 — IGN53 Mare
Unit metre (E east, N north)
Transformation to WGS 84 IGN53 Mare to WGS 84 (3) (EPSG:15901) — accuracy 2 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin171degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing10000000metre

proj4 definition

+proj=utm +zone=59 +south +ellps=intl +units=m +towgs84=287.58,177.78,-135.41 +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:3172.

WKT (ESRI format, the .prj content)

PROJCS["IGN53_Mare_UTM_Zone_59S",GEOGCS["GCS_IGN53_Mare",DATUM["D_IGN53_Mare",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",10000000.0],PARAMETER["Central_Meridian",171.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — New Caledonia

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