EPSG systems

EPSG:9407 PN84 / UTM zone 28N

Projected system (Transverse Mercator) in use: Spain - Canary Islands western east of 18°W. The full definition below, and conversion in one click.

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System record
Code	EPSG:9407
Name	PN84 / UTM zone 28N
Type	Projected system — Transverse Mercator
Area of use	Spain - Canary Islands western east of 18°W Spain - Canary Islands onshore - El Hierro east of 18°W, La Gomera, La Palma and Tenerife.
Bounds	W -18,06° · S 27,58° · E -16,08° · N 28,90°
Countries	Spain
Datum	Pico de las Nieves 1984
Ellipsoid	International 1924 a = 6378388 m · 1/f = 297
Base geographic system	EPSG:4728 — PN84
Unit	metre (E east, N north)
Transformation to WGS 84	PN84 to WGS 84 (1) (EPSG:15815) — accuracy 44 m
Scope	Geodesy, engineering survey, topographic mapping.

Projection parameters

Parameter	Value	Unit
Latitude of natural origin	0	degree
Longitude of natural origin	-15	degree
Scale factor at natural origin	0.9996	unity
False easting	500000	metre
False northing	0	metre

proj4 definition

+proj=utm +zone=28 +ellps=intl +units=m +towgs84=-307,-92,127 +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:9407.

WKT (ESRI format, the .prj content)

PROJCS["PN84_UTM_zone_28N",GEOGCS["GCS_Pico_de_Las_Nieves",DATUM["D_Pico_de_Las_Nieves",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-15.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

All systems — Spain

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 — Spain