Unit: degree (supplier to define representation)
Geodetic CRS: LibRef21
Datum: Liberia Reference Frame 2021
Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: Liberia Land Authority (LLA); http://www.lla.gov.lr/
Revision date: 2025-02-19
Scope: Geodesy.
Area of use: Liberia - onshore and offshore.
Coordinate system: Ellipsoidal 3D CS. Axes: latitude, longitude, ellipsoidal height. Orientations: north, east, up. UoM: degree, degree, metre.
Center coordinates
-10.47 4.77
Projected bounds:
-13.59 1.02
-7.36 8.52
WGS84 bounds:
-13.59 1.02
-7.36 8.52
Definition: OGC Well Known Text 2 (2019)
GEOGCRS["LibRef21", DATUM["Liberia Reference Frame 2021", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], CS[ellipsoidal,3], AXIS["geodetic latitude (Lat)",north, ORDER[1], ANGLEUNIT["degree",0.0174532925199433]], AXIS["geodetic longitude (Lon)",east, ORDER[2], ANGLEUNIT["degree",0.0174532925199433]], AXIS["ellipsoidal height (h)",up, ORDER[3], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Geodesy."], AREA["Liberia - onshore and offshore."], BBOX[1.02,-13.59,8.52,-7.36]], ID["EPSG",10799]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeographicCRS", "name": "LibRef21", "datum": { "type": "GeodeticReferenceFrame", "name": "Liberia Reference Frame 2021", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" }, { "name": "Ellipsoidal height", "abbreviation": "h", "direction": "up", "unit": "metre" } ] }, "scope": "Geodesy.", "area": "Liberia - onshore and offshore.", "bbox": { "south_latitude": 1.02, "west_longitude": -13.59, "north_latitude": 8.52, "east_longitude": -7.36 }, "id": { "authority": "EPSG", "code": 10799 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +ellps=GRS80 +no_defs +type=crs"> <Layer srs="+proj=longlat +ellps=GRS80 +no_defs +type=crs"> </Layer> </Map>