Name: Schwarzeck to WGS 84 (1)
Method: Geocentric translations (geog2D domain)
Remarks: Derived at 3 stations. Accuracy 20m in each axis. Beware! Source CRS uses German legal metres, transformation parameter values are in (International) metres. See tfm code 1271 for example.
Information source: U.S. Defense Mapping Agency TR8350.2 September 1987.
Revision date: 2023-11-19
Unit: degree (supplier to define representation)
Geodetic CRS: Schwarzeck
Datum: Schwarzeck
Ellipsoid: Bessel Namibia (GLM)
Prime meridian: Greenwich
Data source: EPSG
Revision date: 2004-01-06
Scope: Geodesy.
Area of use: Namibia - onshore and offshore.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree
Center coordinates
16.76 -23.79
WGS84 bounds:
8.24 -30.64
25.27 -16.95
Definition: OGC Well Known Text
GEOGCS["Schwarzeck", DATUM["Schwarzeck", SPHEROID["Bessel Namibia (GLM)",6377483.86528042,299.1528128], TOWGS84[616,97,-251,0,0,0,0]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4293"]]
Definition: OGC Well Known Text 2 (2019)
GEOGCRS["Schwarzeck", DATUM["Schwarzeck", ELLIPSOID["Bessel Namibia (GLM)",6377397.155,299.1528128, LENGTHUNIT["German legal metre",1.0000135965]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], CS[ellipsoidal,2], AXIS["geodetic latitude (Lat)",north, ORDER[1], ANGLEUNIT["degree",0.0174532925199433]], AXIS["geodetic longitude (Lon)",east, ORDER[2], ANGLEUNIT["degree",0.0174532925199433]], USAGE[ SCOPE["Geodesy."], AREA["Namibia - onshore and offshore."], BBOX[-30.64,8.24,-16.95,25.27]], ID["EPSG",4293]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeographicCRS", "name": "Schwarzeck", "datum": { "type": "GeodeticReferenceFrame", "name": "Schwarzeck", "ellipsoid": { "name": "Bessel Namibia (GLM)", "semi_major_axis": { "value": 6377397.155, "unit": { "type": "LinearUnit", "name": "German legal metre", "conversion_factor": 1.0000135965 } }, "inverse_flattening": 299.1528128 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "scope": "Geodesy.", "area": "Namibia - onshore and offshore.", "bbox": { "south_latitude": -30.64, "west_longitude": 8.24, "north_latitude": -16.95, "east_longitude": 25.27 }, "id": { "authority": "EPSG", "code": 4293 } }
Definition: GeoServer
4293=GEOGCS["Schwarzeck",DATUM["Schwarzeck",SPHEROID["Bessel Namibia (GLM)",6377483.86528042,299.1528128],TOWGS84[616,97,-251,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4293"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +ellps=bess_nam +towgs84=616,97,-251,0,0,0,0 +no_defs +type=crs"> <Layer srs="+proj=longlat +ellps=bess_nam +towgs84=616,97,-251,0,0,0,0 +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4293, 'EPSG', 4293, '+proj=longlat +ellps=bess_nam +towgs84=616,97,-251,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Schwarzeck",DATUM["Schwarzeck",SPHEROID["Bessel Namibia (GLM)",6377483.86528042,299.1528128],TOWGS84[616,97,-251,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4293"]]');