EPSG systems

EPSG:20046 MAGNA-SIRGAS 2018

Geographic system in latitude and longitude, in use: Colombia. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:20046
NameMAGNA-SIRGAS 2018
TypeGeographic system
Area of use Colombia
Colombia - onshore and offshore. Includes San Andres y Providencia, Malpelo Islands, Roncador Bank, Serrana Bank and Serranilla Bank.
Bounds W -84,77° · S -4,23° · E -66,87° · N 15,51°
Countries Colombia
DatumMarco Geocentrico Nacional de Referencia 2018
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Unit degree (Lat north, Lon east)
Transformation to WGS 84 MAGNA-SIRGAS 2018 to WGS 84 (1) (EPSG:10149) — accuracy 1 m
ScopeHorizontal component of 3D system.

proj4 definition

+proj=longlat +ellps=GRS80 +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:20046.

WKT (ESRI format, the .prj content)

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]]

All systems — Colombia

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