EPSG systems

EPSG:21097 Arc 1960 / UTM zone 37N

Projected system (Transverse Mercator) in use: Kenya - north of equator and east of 36°E. The full definition below, and conversion in one click.

System record
CodeEPSG:21097
NameArc 1960 / UTM zone 37N
TypeProjected system — Transverse Mercator
Area of use Kenya - north of equator and east of 36°E
Bounds W 36,00° · S 0,00° · E 41,91° · N 4,49°
Countries Kenya
DatumArc 1960
Ellipsoid Clarke 1880 (RGS) a = 6378249.145 m · 1/f = 293.465
Base geographic system EPSG:4210 — Arc 1960
Unit metre (E east, N north)
Transformation to WGS 84 Arc 1960 to WGS 84 (2) (EPSG:1284) — accuracy 6 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin0degree
Longitude of natural origin39degree
Scale factor at natural origin0.9996unity
False easting500000metre
False northing0metre

proj4 definition

+proj=utm +zone=37 +a=6378249.145 +rf=293.465 +units=m +towgs84=-157,-2,-299 +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:21097.

WKT (ESRI format, the .prj content)

PROJCS["Arc_1960_UTM_Zone_37N",GEOGCS["GCS_Arc_1960",DATUM["D_Arc_1960",SPHEROID["Clarke_1880_RGS",6378249.145,293.465]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",39.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Kenya

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