EPSG systems

EPSG:6720 WGS 84 / CIG92

Projected system (Transverse Mercator) in use: Christmas Island - onshore. The full definition below, and conversion in one click.

System record
CodeEPSG:6720
NameWGS 84 / CIG92
TypeProjected system — Transverse Mercator
Area of use Christmas Island - onshore
Bounds W 105,48° · S -10,63° · E 105,77° · N -10,36°
Countries Christmas Island
DatumWorld Geodetic System 1984
Ellipsoid WGS 84 a = 6378137 m · 1/f = 298.257223563
Base geographic system EPSG:4326 — WGS 84
Unit metre (E east, N north)
Transformation to WGS 84 None: this is WGS 84
ScopeEngineering survey.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin105.625degree
Scale factor at natural origin1.000024unity
False easting50000metre
False northing1300000metre

proj4 definition

+proj=tmerc +lat_0=0 +lon_0=105.625 +k=1.000024 +x_0=50000 +y_0=1300000 +datum=WGS84 +units=m +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:6720.

WKT (ESRI format, the .prj content)

PROJCS["WGS_1984_CIG92",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",50000.0],PARAMETER["False_Northing",1300000.0],PARAMETER["Central_Meridian",105.625],PARAMETER["Scale_Factor",1.000024],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Christmas Island

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