EPSG systems

EPSG:3891 IGRS / UTM zone 38N

Projected system (Transverse Mercator) in use: Iraq - 42°E to 48°E. The full definition below, and conversion in one click.

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System record
Code	EPSG:3891
Name	IGRS / UTM zone 38N
Type	Projected system — Transverse Mercator
Area of use	Iraq - 42°E to 48°E Iraq - between 42°E and 48°E.
Bounds	W 42,00° · S 29,06° · E 48,00° · N 37,39°
Countries	Iraq
Datum	Iraqi Geospatial Reference System
Ellipsoid	GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system	EPSG:3889 — IGRS
Unit	metre (E east, N north)
Transformation to WGS 84	IGRS to WGS 84 (1) (EPSG:3894) — accuracy 1 m
Scope	Engineering survey, topographic mapping.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	0	degree
Longitude of natural origin	45	degree
Scale factor at natural origin	0.9996	unity
False easting	500000	metre
False northing	0	metre

proj4 definition

+proj=utm +zone=38 +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:3891.

WKT (ESRI format, the .prj content)

PROJCS["IGRS_UTM_Zone_38N",GEOGCS["GCS_IGRS",DATUM["D_Iraqi_Geospatial_Reference_System",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",45.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Iraq

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

Projection parameters

proj4 definition

WKT (ESRI format, the .prj content)

Other systems — Iraq