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Remarks:
Information source: OGP
Revision date: 2020-03-14
Unit: metre
Geodetic CRS: S-JTSK (Ferro)
Datum: System of the Unified Trigonometrical Cadastral Network (Ferro)
Ellipsoid: Bessel 1841
Prime meridian: Ferro
Data source: EPSG
Information source: Land Survey Office (ZU), Prague. www.cuzk.cz/zu and Geodesy, Cartography and Cadastre Authority of Slovak Republic (UGKK SR).
Revision date: 2018-02-16
Scope: GIS.
Remarks: North-orientated alternative to south-orientated S-JTSK / Krovak (Ferro) (CRS code 2065) for GIS purposes. Coordinates are negative. In SK deprecated and replaced by equivalent CRS referenced to the Greenwich meridian, CRS code 5514.
Area of use: Czechia; Slovakia.
Coordinate system: Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: m.
&stroke=red&width=2&path=47.73,16.84|49.61,16.84|49.61,22.56|47.73,22.56|47.73,16.84)
Center coordinates
-377603.66 -1238664.98
Projected bounds:
-598360.49 -1353306.15
-164132.22 -1116657.67
WGS84 bounds:
16.84 47.73
22.56 49.61
Definition: OGC Well Known Text 2 (2019)
BOUNDCRS[ SOURCECRS[ BOUNDCRS[ SOURCECRS[ PROJCRS["S-JTSK (Ferro) / Krovak East North", BASEGEOGCRS["S-JTSK (Ferro)", DATUM["System of the Unified Trigonometrical Cadastral Network (Ferro)", ELLIPSOID["Bessel 1841",6377397.155,299.1528128, LENGTHUNIT["metre",1]]], PRIMEM["Ferro",-17.6666666666667, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4818]], CONVERSION["Krovak East North", METHOD["Krovak (North Orientated)", ID["EPSG",1041]], PARAMETER["Latitude of projection centre",49.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8811]], PARAMETER["Longitude of origin",42.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8833]], PARAMETER["Co-latitude of cone axis",30.2881397527778, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",1036]], PARAMETER["Latitude of pseudo standard parallel",78.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8818]], PARAMETER["Scale factor on pseudo standard parallel",0.9999, SCALEUNIT["unity",1], ID["EPSG",8819]], PARAMETER["False easting",0, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["easting (X)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["northing (Y)",north, ORDER[2], LENGTHUNIT["metre",1]], ID["EPSG",5221]]], TARGETCRS[ GEOGCRS["S-JTSK", DATUM["System of the Unified Trigonometrical Cadastral Network", 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",4156]]], ABRIDGEDTRANSFORMATION["S-JTSK (Ferro) to S-JTSK (1)", METHOD["Longitude rotation", ID["EPSG",9601]], PARAMETER["Longitude offset",-63600.0000000001, ID["EPSG",8602]], ID["EPSG",1884]]]], 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)"], 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]], USAGE[ SCOPE["Horizontal component of 3D system."], AREA["World."], BBOX[-90,-180,90,180]], ID["EPSG",4326]]], ABRIDGEDTRANSFORMATION["S-JTSK to WGS 84 (4)", METHOD["Position Vector transformation (geog2D domain)", ID["EPSG",9606]], PARAMETER["X-axis translation",485, ID["EPSG",8605]], PARAMETER["Y-axis translation",169.5, ID["EPSG",8606]], PARAMETER["Z-axis translation",483.8, ID["EPSG",8607]], PARAMETER["X-axis rotation",7.786, ID["EPSG",8608]], PARAMETER["Y-axis rotation",4.398, ID["EPSG",8609]], PARAMETER["Z-axis rotation",4.103, ID["EPSG",8610]], PARAMETER["Scale difference",1, ID["EPSG",8611]], USAGE[ SCOPE["(null/copy) Approximation for medium and low accuracy applications assuming equality between plate-fixed static and earth-fixed dynamic CRSs, ignoring static/dynamic CRS differences."], AREA["Slovakia."], BBOX[47.73,16.84,49.61,22.56]], ID["EPSG",4836], REMARK["Parameter values from S-JTSK to ETRS89 (4) (code 4827). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation."]]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "type": "BoundCRS", "source_crs": { "type": "ProjectedCRS", "name": "S-JTSK (Ferro) / Krovak East North", "base_crs": { "name": "S-JTSK (Ferro)", "datum": { "type": "GeodeticReferenceFrame", "name": "System of the Unified Trigonometrical Cadastral Network (Ferro)", "ellipsoid": { "name": "Bessel 1841", "semi_major_axis": 6377397.155, "inverse_flattening": 299.1528128 }, "prime_meridian": { "name": "Ferro", "longitude": -17.6666666666667 } }, "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": 4818 } }, "conversion": { "name": "Krovak East North", "method": { "name": "Krovak (North Orientated)", "id": { "authority": "EPSG", "code": 1041 } }, "parameters": [ { "name": "Latitude of projection centre", "value": 49.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8811 } }, { "name": "Longitude of origin", "value": 42.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8833 } }, { "name": "Co-latitude of cone axis", "value": 30.2881397527778, "unit": "degree", "id": { "authority": "EPSG", "code": 1036 } }, { "name": "Latitude of pseudo standard parallel", "value": 78.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8818 } }, { "name": "Scale factor on pseudo standard parallel", "value": 0.9999, "unit": "unity", "id": { "authority": "EPSG", "code": 8819 } }, { "name": "False easting", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "X", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "Y", "direction": "north", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 5221 } }, "target_crs": { "type": "GeographicCRS", "name": "S-JTSK", "datum": { "type": "GeodeticReferenceFrame", "name": "System of the Unified Trigonometrical Cadastral Network", "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": 4156 } }, "transformation": { "name": "S-JTSK (Ferro) to S-JTSK (1)", "source_crs": { "type": "GeographicCRS", "name": "S-JTSK (Ferro) (with Greenwich prime meridian)", "datum": { "type": "GeodeticReferenceFrame", "name": "System of the Unified Trigonometrical Cadastral Network (Ferro) (with Greenwich prime meridian)", "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" } ] } }, "method": { "name": "Longitude rotation", "id": { "authority": "EPSG", "code": 9601 } }, "parameters": [ { "name": "Longitude offset", "value": -17.6666666666667, "unit": "degree", "id": { "authority": "EPSG", "code": 8602 } } ], "id": { "authority": "EPSG", "code": 1884 } } }, "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 } } ], "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 } }, "transformation": { "name": "S-JTSK to WGS 84 (4)", "source_crs": { "type": "GeographicCRS", "name": "S-JTSK", "datum": { "type": "GeodeticReferenceFrame", "name": "System of the Unified Trigonometrical Cadastral Network", "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": 4156 } }, "method": { "name": "Position Vector transformation (geog2D domain)", "id": { "authority": "EPSG", "code": 9606 } }, "parameters": [ { "name": "X-axis translation", "value": 485, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 169.5, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": 483.8, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": 7.786, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 4.398, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": 4.103, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 0, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "id": { "authority": "EPSG", "code": 4836 } } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=krovak +lat_0=49.5 +lon_0=42.5 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +pm=ferro +towgs84=485,169.5,483.8,7.786,4.398,4.103,0 +units=m +no_defs +type=crs"> <Layer srs="+proj=krovak +lat_0=49.5 +lon_0=42.5 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +pm=ferro +towgs84=485,169.5,483.8,7.786,4.398,4.103,0 +units=m +no_defs +type=crs"> </Layer> </Map>
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