EPSG systems

EPSG:28356 GDA94 / MGA zone 56

Projected system (Transverse Mercator) in use: Australia - 150°E to 156°E. The full definition below, and conversion in one click.

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System record
Code	EPSG:28356
Name	GDA94 / MGA zone 56
Type	Projected system — Transverse Mercator
Area of use	Australia - 150°E to 156°E Australia - onshore and offshore between 150°E and 156°E.
Bounds	W 150,00° · S -58,96° · E 156,00° · N -13,87°
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	Engineering survey, topographic mapping.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	0	degree
Longitude of natural origin	153	degree
Scale factor at natural origin	0.9996	unity
False easting	500000	metre
False northing	10000000	metre

proj4 definition

+proj=utm +zone=56 +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:28356.

WKT (ESRI format, the .prj content)

PROJCS["GDA_1994_MGA_Zone_56",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",500000.0],PARAMETER["False_Northing",10000000.0],PARAMETER["Central_Meridian",153.0],PARAMETER["Scale_Factor",0.9996],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