EPSG systems

EPSG:2050 Hartebeesthoek94 / Lo23

Projected system (Transverse Mercator (South Orientated)) in use: South Africa - 22°E to 24°E. The full definition below, and conversion in one click.

System record
CodeEPSG:2050
NameHartebeesthoek94 / Lo23
TypeProjected system — Transverse Mercator (South Orientated)
Area of use South Africa - 22°E to 24°E
South Africa - onshore between 22°E and 24°E.
Bounds W 22,00° · S -34,26° · E 24,01° · N -25,26°
Countries South Africa
DatumHartebeesthoek94
Ellipsoid WGS 84 a = 6378137 m · 1/f = 298.257223563
Base geographic system EPSG:4148 — Hartebeesthoek94
Unit metre (Y west, X south)
Transformation to WGS 84 Hartebeesthoek94 to WGS 84 (1) (EPSG:1505) — accuracy 1 m
ScopeCadastre, engineering survey, topographic mapping (large and medium scale).

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin23degree
Scale factor at natural origin1unity
False easting0metre
False northing0metre

proj4 definition

+proj=tmerc +axis=wsu +lat_0=0 +lon_0=23 +k=1 +x_0=0 +y_0=0 +ellps=WGS84 +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:2050.

WKT (ESRI format, the .prj content)

PROJCS["Hartebeesthoek94_Lo23",GEOGCS["GCS_Hartebeesthoek_1994",DATUM["D_Hartebeesthoek_1994",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",0.0],PARAMETER["central_meridian",23.0],PARAMETER["scale_factor",1.0],PARAMETER["false_easting",0.0],PARAMETER["false_northing",0.0],UNIT["Meter",1.0]]

All systems — South Africa

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