Geocentric translations (geog2D domain)
Parameter values are from CH1903+ to ETRS89 (1) (code 1647) assuming that ETRS89 is equivalent to WGS 84.
OGP
2021-07-16
degree (supplier to define representation)
EPSG
Bundesamt für Landestopografie swisstopo; www.swisstopo.ch
2015-11-25
Definition: OGC Well Known Text
GEOGCS["CH1903+", DATUM["CH1903+", SPHEROID["Bessel 1841",6377397.155,299.1528128], TOWGS84[674.374,15.056,405.346,0,0,0,0]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4150"]]
Definition: OGC Well Known Text 2 (2019)
GEOGCRS["CH1903+", DATUM["CH1903+", ELLIPSOID["Bessel 1841",6377397.155,299.1528128, LENGTHUNIT["metre",1]]], 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["Liechtenstein; Switzerland."], BBOX[45.82,5.96,47.81,10.49]], ID["EPSG",4150]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeographicCRS", "name": "CH1903+", "datum": { "type": "GeodeticReferenceFrame", "name": "CH1903+", "ellipsoid": { "name": "Bessel 1841", "semi_major_axis": 6377397.155, "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": "Liechtenstein; Switzerland.", "bbox": { "south_latitude": 45.82, "west_longitude": 5.96, "north_latitude": 47.81, "east_longitude": 10.49 }, "id": { "authority": "EPSG", "code": 4150 } }
Definition: GeoServer
4150=GEOGCS["CH1903+",DATUM["CH1903+",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[674.374,15.056,405.346,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4150"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +no_defs +type=crs"> <Layer srs="+proj=longlat +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4150, 'EPSG', 4150, '+proj=longlat +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +no_defs +type=crs', 'GEOGCS["CH1903+",DATUM["CH1903+",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[674.374,15.056,405.346,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4150"]]');