EPSG systems

EPSG:11115 MAGNA-SIRGAS 2018 / Colombia West zone

Projected system (Transverse Mercator) in use: Colombia - 78°35'W to 75°35'W. The full definition below, and conversion in one click.

System record
CodeEPSG:11115
NameMAGNA-SIRGAS 2018 / Colombia West zone
TypeProjected system — Transverse Mercator
Area of use Colombia - 78°35'W to 75°35'W
Colombia - onshore between 4°30'W and 1°30'W of Bogota (approximately 78°35'W and 75°35'W of Greenwich).
Bounds W -78,59° · S 0,03° · E -75,58° · N 10,21°
Countries Colombia
DatumMarco Geocentrico Nacional de Referencia 2018
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:20046 — MAGNA-SIRGAS 2018
Unit metre (N north, E east)
Transformation to WGS 84 MAGNA-SIRGAS 2018 to WGS 84 (1) (EPSG:10149) — accuracy 1 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin4.596203222222222degree
Longitude of natural origin-77.07750776944444degree
Scale factor at natural origin1unity
False easting1000000metre
False northing1000000metre

proj4 definition

+proj=tmerc +lat_0=4.59620322222222 +lon_0=-77.0775077694444 +k=1 +x_0=1000000 +y_0=1000000 +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:11115.

WKT (ESRI format, the .prj content)

PROJCS["MAGNA-SIRGAS_2018_Colombia_West_zone",GEOGCS["MAGNA-SIRGAS_2018",DATUM["Marco_Geocentrico_Nacional_de_Referencia_2018",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",1000000.0],PARAMETER["False_Northing",1000000.0],PARAMETER["Central_Meridian",-77.0775077694444],PARAMETER["Scale_Factor",1.0],PARAMETER["Latitude_Of_Origin",4.59620322222222],UNIT["Meter",1.0]]

All systems — Colombia

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