EPSG systems

Senegal: coordinate systems

3 current national systems, and 1 regional or world-wide systems that also cover this country. Every code opens its page: definition, parameters, proj4, WKT.

Projected systems 1

Plane X/Y coordinates (Easting, Northing), most often in metres: what plans, cadastre and surveys use.

Projected systems — Senegal
Code Name Conversion
EPSG:31028 Yoff / UTM zone 28N Converts here

Geographic systems 2

Latitude and longitude on the ellipsoid of a datum. They underlie the projected systems of the same datum.

Geographic systems — Senegal
Code Name Conversion
EPSG:4310 Yoff Converts here
EPSG:4620 Point 58 Converts here

Regional and world-wide systems that also cover this country 1

UTM zones, continental grids and frames shared with other countries.

Regional and world-wide systems that also cover this country — Senegal
Code Name Conversion
EPSG:32628 WGS 84 / UTM zone 28N Converts here

Which system should I use?

For a plan or a survey in this country, use the national system named by the specification or the cadastre. A UTM zone suits a project that spills over national zones; WGS 84 (EPSG:4326) is for exchanging with a GPS.

See the world-wide systems · All countries