EPSG systems

EPSG:4742 GDM2000

Geographic system in latitude and longitude, in use: Malaysia. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:4742
NameGDM2000
TypeGeographic system
Area of use Malaysia
Malaysia - onshore and offshore. Includes peninsular Malayasia, Sabah and Sarawak.
Bounds W 98,02° · S 0,85° · E 119,61° · N 7,81°
Countries Malaysia
DatumGeodetic Datum of Malaysia 2000
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Unit degree (Lat north, Lon east)
Transformation to WGS 84 GDM2000 to WGS 84 (1) (EPSG:10543) — accuracy 1 m
ScopeHorizontal component of 3D system.

proj4 definition

+proj=longlat +ellps=GRS80 +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:4742.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_GDM_2000",DATUM["D_GDM_2000",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — Malaysia

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