EPSG systems

EPSG:9403 PN68

Geographic system in latitude and longitude, in use: Spain - Canary Islands onshore. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:9403
NamePN68
TypeGeographic system
Area of use Spain - Canary Islands onshore
Bounds W -18,22° · S 27,58° · E -13,37° · N 29,47°
Countries Spain
DatumPico de las Nieves 1968
Ellipsoid International 1924 a = 6378388 m · 1/f = 297
Unit degree (Lat north, Lon east)
Transformation to WGS 84 PN68 to WGS 84 (1) (EPSG:9743) — accuracy 44 m
ScopeGeodesy, engineering survey, topographic mapping.

proj4 definition

+proj=longlat +ellps=intl +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:9403.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_PN68",DATUM["Pico_de_las_Nieves_1968",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — Spain

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