EPSG:4671Geographic 2D
Voirol 1879
Type
Geographic 2D
Unit
degree (supplier to define representation)
Area of use
Algeria - onshore north of 32°N.
proj4 definition
+proj=longlat +ellps=clrk80ign +no_defs +type=crs
Well-Known Text (WKT)
GEOGCS["Voirol 1879",DATUM["Voirol_1879",SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627,AUTHORITY["EPSG","7011"]],AUTHORITY["EPSG","6671"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4671"]]