EPSG systems

EPSG:6247 MAGNA-SIRGAS / Bogota urban grid

Projected system (Colombia Urban) in use: Colombia - Bogota city. The full definition below, and conversion in one click.

System record
CodeEPSG:6247
NameMAGNA-SIRGAS / Bogota urban grid
TypeProjected system — Colombia Urban
Area of use Colombia - Bogota city
Colombia - Bogota DC city.
Bounds W -74,27° · S 4,45° · E -73,98° · N 4,85°
Countries Colombia
DatumMarco Geocentrico Nacional de Referencia
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:4686 — MAGNA-SIRGAS
Unit metre (N north, E east)
Transformation to WGS 84 MAGNA-SIRGAS to WGS 84 (1) (EPSG:15738) — accuracy 1 m
ScopeCadastre, engineering survey, topographic mapping (large scale).

Projection parameters

ParameterValueUnit
Latitude of natural origin4.680486111111112degree
Longitude of natural origin-74.14659166666668degree
False easting92334.879metre
False northing109320.965metre
Projection plane origin height2550metre

proj4 definition

+proj=col_urban +lat_0=4.68048611111111 +lon_0=-74.1465916666667 +x_0=92334.879 +y_0=109320.965 +h_0=2550 +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:6247.

WKT (ESRI format, the .prj content)

PROJCS["MAGNA_Bogota_DC_2005",GEOGCS["GCS_MAGNA",DATUM["D_MAGNA",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["IGAC_Plano_Cartesiano"],PARAMETER["False_Easting",92334.879],PARAMETER["False_Northing",109320.965],PARAMETER["Longitude_Of_Center",-74.1465916666667],PARAMETER["Latitude_Of_Center",4.68048611111111],PARAMETER["Height",2550.0],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.