EPSG systems

EPSG:10453 GDA94 / COL94

Projected system (Transverse Mercator) in use: Australia - Western Australia - Collie. The full definition below, and conversion in one click.

Convert coordinates Open in Carte Download the .prj

System record
Code	EPSG:10453
Name	GDA94 / COL94
Type	Projected system — Transverse Mercator
Area of use	Australia - Western Australia - Collie Australia - Western Australia - Collie area between 50m and 310m AHD.
Bounds	W 115,73° · S -34,67° · E 116,40° · N -33,25°
Countries	Australia
Datum	Geocentric Datum of Australia 1994
Ellipsoid	GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system	EPSG:4283 — GDA94
Unit	metre (E east, N north)
Transformation to WGS 84	GDA94 to WGS 84 (1) (EPSG:1150) — accuracy 3 m
Scope	Cadastre, engineering survey.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	0	degree
Longitude of natural origin	115.93333333333334	degree
Scale factor at natural origin	1.000019	unity
False easting	40000	metre
False northing	4000000	metre

proj4 definition

+proj=tmerc +lat_0=0 +lon_0=115.933333333333 +k=1.000019 +x_0=40000 +y_0=4000000 +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:10453.

WKT (ESRI format, the .prj content)

PROJCS["GDA_1994_COL94",GEOGCS["GCS_GDA_1994",DATUM["D_GDA_1994",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",40000.0],PARAMETER["False_Northing",4000000.0],PARAMETER["Central_Meridian",115.933333333333],PARAMETER["Scale_Factor",1.000019],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Australia

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 — Australia