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Geodetic CRS: CH1903
Datum: CH1903
Ellipsoid: Bessel 1841
Prime meridian: Greenwich
Data source: EPSG
Information source: Bundesamt für Landestopografie swisstopo; www.swisstopo.ch. Aufbau der Landesvermessung der Schweiz 'LV95' Teil 3: Terrestrische Bezugssysteme und Bezugsrahmen. L+T 1999.
Revision date: 2020-03-14
Scope: GRANIT coordinate transformation programme between 1987 and 1997.
Remarks: Implemented in Bundesamt für Landestopografie programme GRANIT. Used from 1987 to 1997. Not recommended for current usage - replaced by CH1903 to WGS 84 (2) (code 1766).
Method: Coordinate Frame rotation (geog2D domain)
Area of use: Liechtenstein; Switzerland.
Description: (660.077, 13.551, 369.344, 2.484, 1.783, 2.939, 5.66)
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["CH1903 to WGS 84 (1)", VERSION["BfL-CH 1"], SOURCECRS[ 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]], ID["EPSG",4149]]], TARGETCRS[ GEOGCRS["WGS 84", ENSEMBLE["World Geodetic System 1984 ensemble", MEMBER["World Geodetic System 1984 (Transit)"], MEMBER["World Geodetic System 1984 (G730)"], MEMBER["World Geodetic System 1984 (G873)"], MEMBER["World Geodetic System 1984 (G1150)"], MEMBER["World Geodetic System 1984 (G1674)"], MEMBER["World Geodetic System 1984 (G1762)"], MEMBER["World Geodetic System 1984 (G2139)"], MEMBER["World Geodetic System 1984 (G2296)"], ELLIPSOID["WGS 84",6378137,298.257223563, LENGTHUNIT["metre",1]], ENSEMBLEACCURACY[2.0]], 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]], ID["EPSG",4326]]], METHOD["Coordinate Frame rotation (geog2D domain)", ID["EPSG",9607]], PARAMETER["X-axis translation",660.077, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",13.551, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",369.344, LENGTHUNIT["metre",1], ID["EPSG",8607]], PARAMETER["X-axis rotation",2.484, ANGLEUNIT["centesimal second",1.57079632679489E-06], ID["EPSG",8608]], PARAMETER["Y-axis rotation",1.783, ANGLEUNIT["centesimal second",1.57079632679489E-06], ID["EPSG",8609]], PARAMETER["Z-axis rotation",2.939, ANGLEUNIT["centesimal second",1.57079632679489E-06], ID["EPSG",8610]], PARAMETER["Scale difference",5.66, SCALEUNIT["parts per million",1E-06], ID["EPSG",8611]], OPERATIONACCURACY[1.0], USAGE[ SCOPE["GRANIT coordinate transformation programme between 1987 and 1997."], AREA["Liechtenstein; Switzerland."], BBOX[45.81,5.95,47.81,10.5]], ID["EPSG",1753], REMARK["Implemented in Bundesamt für Landestopografie programme GRANIT. Used from 1987 to 1997. Not recommended for current usage - replaced by CH1903 to WGS 84 (2) (code 1766)."]]
Definition: PROJ.4
+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=bessel +step +proj=helmert +x=660.077 +y=13.551 +z=369.344 +rx=0.804815999999999 +ry=0.577691999999999 +rz=0.952235999999999 +s=5.66 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:1753","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=bessel +step +proj=helmert +x=660.077 +y=13.551 +z=369.344 +rx=0.804815999999999 +ry=0.577691999999999 +rz=0.952235999999999 +s=5.66 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Transformation", "name": "CH1903 to WGS 84 (1)", "source_crs": { "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" } ] }, "id": { "authority": "EPSG", "code": 4149 } }, "target_crs": { "type": "GeographicCRS", "name": "WGS 84", "datum_ensemble": { "name": "World Geodetic System 1984 ensemble", "members": [ { "name": "World Geodetic System 1984 (Transit)", "id": { "authority": "EPSG", "code": 1166 } }, { "name": "World Geodetic System 1984 (G730)", "id": { "authority": "EPSG", "code": 1152 } }, { "name": "World Geodetic System 1984 (G873)", "id": { "authority": "EPSG", "code": 1153 } }, { "name": "World Geodetic System 1984 (G1150)", "id": { "authority": "EPSG", "code": 1154 } }, { "name": "World Geodetic System 1984 (G1674)", "id": { "authority": "EPSG", "code": 1155 } }, { "name": "World Geodetic System 1984 (G1762)", "id": { "authority": "EPSG", "code": 1156 } }, { "name": "World Geodetic System 1984 (G2139)", "id": { "authority": "EPSG", "code": 1309 } }, { "name": "World Geodetic System 1984 (G2296)", "id": { "authority": "EPSG", "code": 1383 } } ], "ellipsoid": { "name": "WGS 84", "semi_major_axis": 6378137, "inverse_flattening": 298.257223563 }, "accuracy": "2.0", "id": { "authority": "EPSG", "code": 6326 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4326 } }, "method": { "name": "Coordinate Frame rotation (geog2D domain)", "id": { "authority": "EPSG", "code": 9607 } }, "parameters": [ { "name": "X-axis translation", "value": 660.077, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 13.551, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": 369.344, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": 2.484, "unit": { "type": "AngularUnit", "name": "centesimal second", "conversion_factor": 1.57079632679489e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 1.783, "unit": { "type": "AngularUnit", "name": "centesimal second", "conversion_factor": 1.57079632679489e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": 2.939, "unit": { "type": "AngularUnit", "name": "centesimal second", "conversion_factor": 1.57079632679489e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 5.66, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "accuracy": "1.0", "scope": "GRANIT coordinate transformation programme between 1987 and 1997.", "area": "Liechtenstein; Switzerland.", "bbox": { "south_latitude": 45.81, "west_longitude": 5.95, "north_latitude": 47.81, "east_longitude": 10.5 }, "id": { "authority": "EPSG", "code": 1753 }, "remarks": "Implemented in Bundesamt für Landestopografie programme GRANIT. Used from 1987 to 1997. Not recommended for current usage - replaced by CH1903 to WGS 84 (2) (code 1766)." }
Definition: MapServer - MAPfile
PROJECTION "proj=pipeline" "step" "proj=axisswap" "order=2,1" "step" "proj=unitconvert" "xy_in=deg" "xy_out=rad" "step" "proj=push" "v_3" "step" "proj=cart" "ellps=bessel" "step" "proj=helmert" "x=660.077" "y=13.551" "z=369.344" "rx=0.804815999999999" "ry=0.577691999999999" "rz=0.952235999999999" "s=5.66" "convention=coordinate_frame" "step" "inv" "proj=cart" "ellps=WGS84" "step" "proj=pop" "v_3" "step" "proj=unitconvert" "xy_in=rad" "xy_out=deg" "step" "proj=axisswap" "order=2,1" END
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=bessel +step +proj=helmert +x=660.077 +y=13.551 +z=369.344 +rx=0.804815999999999 +ry=0.577691999999999 +rz=0.952235999999999 +s=5.66 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1"> <Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=bessel +step +proj=helmert +x=660.077 +y=13.551 +z=369.344 +rx=0.804815999999999 +ry=0.577691999999999 +rz=0.952235999999999 +s=5.66 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 1753, 'EPSG', 1753, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=bessel +step +proj=helmert +x=660.077 +y=13.551 +z=369.344 +rx=0.804815999999999 +ry=0.577691999999999 +rz=0.952235999999999 +s=5.66 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');
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