EPSG systems

EPSG:3377 GDM2000 / Johor Grid

Projected system (Cassini-Soldner) in use: Malaysia - West Malaysia - Johor. The full definition below, and conversion in one click.

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System record
Code	EPSG:3377
Name	GDM2000 / Johor Grid
Type	Projected system — Cassini-Soldner
Area of use	Malaysia - West Malaysia - Johor
Bounds	W 102,44° · S 1,21° · E 104,60° · N 2,95°
Countries	Malaysia
Datum	Geodetic Datum of Malaysia 2000
Ellipsoid	GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system	EPSG:4742 — GDM2000
Unit	metre (E east, N north)
Transformation to WGS 84	GDM2000 to WGS 84 (1) (EPSG:10543) — accuracy 1 m
Scope	Cadastre.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	2.1216797444444446	degree
Longitude of natural origin	103.42793623611112	degree
False easting	-14810.562	metre
False northing	8758.32	metre

proj4 definition

+proj=cass +lat_0=2.12167974444444 +lon_0=103.427936236111 +x_0=-14810.562 +y_0=8758.32 +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:3377.

WKT (ESRI format, the .prj content)

PROJCS["GDM_2000_State_Cassini_Johor",GEOGCS["GCS_GDM_2000",DATUM["D_GDM_2000",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Cassini"],PARAMETER["False_Easting",-14810.562],PARAMETER["False_Northing",8758.32],PARAMETER["Central_Meridian",103.427936236111],PARAMETER["Scale_Factor",1.0],PARAMETER["Latitude_Of_Origin",2.12167974444444],UNIT["Meter",1.0]]

All systems — Malaysia

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

Projection parameters

proj4 definition

WKT (ESRI format, the .prj content)

Other systems — Malaysia