EPSG systems

EPSG:10674 RGM23 / UTM zone 38S

Projected system (Transverse Mercator) in use: Mayotte. The full definition below, and conversion in one click.

System record
CodeEPSG:10674
NameRGM23 / UTM zone 38S
TypeProjected system — Transverse Mercator
Area of use Mayotte
Mayotte - onshore and offshore.
Bounds W 43,68° · S -14,49° · E 46,70° · N -11,33°
Countries Mayotte
DatumMayotte Geodetic Reference Frame 2023
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:10671 — RGM23
Unit metre (E east, N north)
Transformation to WGS 84 RGM23 to WGS 84 (1) (EPSG:10684) — accuracy 1 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin45degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing10000000metre

proj4 definition

+proj=utm +zone=38 +south +ellps=GRS80 +units=m +towgs84=0,0,0 +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:10674.

WKT (ESRI format, the .prj content)

PROJCS["RGM23_UTM_zone_38S",GEOGCS["GCS_RGM23",DATUM["D_Mayotte_Geodetic_Reference_Frame_2023",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",10000000.0],PARAMETER["Central_Meridian",45.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Mayotte

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