EPSG systems

EPSG:6248 MAGNA-SIRGAS / Bucaramanga urban grid

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

System record
CodeEPSG:6248
NameMAGNA-SIRGAS / Bucaramanga urban grid
TypeProjected system — Colombia Urban
Area of use Colombia - Bucaramanga city
Bounds W -73,19° · S 7,03° · E -73,06° · N 7,17°
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 origin7.078887141666667degree
Longitude of natural origin-73.19734322222223degree
False easting1097241.305metre
False northing1274642.278metre
Projection plane origin height931metre

proj4 definition

+proj=col_urban +lat_0=7.07888714166667 +lon_0=-73.1973432222222 +x_0=1097241.305 +y_0=1274642.278 +h_0=931 +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:6248.

WKT (ESRI format, the .prj content)

PROJCS["MAGNA_Bucaramanga_Santander_2008",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",1097241.305],PARAMETER["False_Northing",1274642.278],PARAMETER["Longitude_Of_Center",-73.1973432222222],PARAMETER["Latitude_Of_Center",7.07888714166667],PARAMETER["Height",931.0],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.