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Method: Coordinate Frame rotation (geog2D domain)
Remarks: Derived at 684 points. At the 1mm accuracy level this transformation is not reversible: for reverse see transformation code 8365. May be taken as approximate transformation to WGS 84 - see code 8368.
Information source: Geodesy, Cartography and Cadastre Authority of Slovak Republic (UGKK SR).
Revision date: 2020-03-14
Unit: metre
Geodetic CRS: S-JTSK [JTSK03]
Datum: System of the Unified Trigonometrical Cadastral Network [JTSK03]
Ellipsoid: Bessel 1841
Prime meridian: Greenwich
Data source: EPSG
Information source: Geodesy, Cartography and Cadastre Authority of Slovak Republic (UGKK SR).
Revision date: 2018-02-11
Scope: Engineering survey, topographic mapping.
Remarks: Improvement upon the scale and homogineity of S-JTSK / Krovak (CRS code 5513) in Slovakia. See CRS code 8353 for north-orientated alternative used for GIS purposes. For cadastre in Slovakia, use CRS code 5513.
Area of use: Slovakia.
Coordinate system: Cartesian 2D CS. Axes: southing, westing (X,Y). Orientations: south, west. 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
1238742.32 377848.72
Projected bounds:
1116752.08 164385.49
1353365.53 598598.24
WGS84 bounds:
16.84 47.73
22.56 49.61
Definition: OGC Well Known Text
PROJCS["S-JTSK [JTSK03] / Krovak", GEOGCS["S-JTSK [JTSK03]", DATUM["System_of_the_Unified_Trigonometrical_Cadastral_Network_JTSK03", SPHEROID["Bessel 1841",6377397.155,299.1528128], TOWGS84[485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","8351"]], PROJECTION["Krovak"], PARAMETER["latitude_of_center",49.5], PARAMETER["longitude_of_center",24.8333333333333], PARAMETER["azimuth",30.2881397527778], PARAMETER["pseudo_standard_parallel_1",78.5], PARAMETER["scale_factor",0.9999], PARAMETER["false_easting",0], PARAMETER["false_northing",0], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AUTHORITY["EPSG","8352"]]
Definition: OGC Well Known Text 2 (2019)
BOUNDCRS[ SOURCECRS[ PROJCRS["S-JTSK [JTSK03] / Krovak", BASEGEOGCRS["S-JTSK [JTSK03]", DATUM["System of the Unified Trigonometrical Cadastral Network [JTSK03]", ELLIPSOID["Bessel 1841",6377397.155,299.1528128, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",8351]], CONVERSION["Krovak (Greenwich)", METHOD["Krovak", ID["EPSG",9819]], PARAMETER["Latitude of projection centre",49.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8811]], PARAMETER["Longitude of origin",24.8333333333333, 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["southing (X)",south, ORDER[1], LENGTHUNIT["metre",1]], AXIS["westing (Y)",west, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Engineering survey, topographic mapping."], AREA["Slovakia."], BBOX[47.73,16.84,49.61,22.56]], ID["EPSG",8352]]], 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["Transformation from unknown to WGS84", METHOD["Position Vector transformation (geog2D domain)", ID["EPSG",9606]], PARAMETER["X-axis translation",485.021, ID["EPSG",8605]], PARAMETER["Y-axis translation",169.465, ID["EPSG",8606]], PARAMETER["Z-axis translation",483.839, ID["EPSG",8607]], PARAMETER["X-axis rotation",-7.786342, ID["EPSG",8608]], PARAMETER["Y-axis rotation",-4.397554, ID["EPSG",8609]], PARAMETER["Z-axis rotation",-4.102655, ID["EPSG",8610]], PARAMETER["Scale difference",1, ID["EPSG",8611]]]]
Definition: ESRI Well Known Text
PROJCS["S-JTSK_[JTSK03]_Krovak", GEOGCS["S-JTSK_[JTSK03]", DATUM["S-JTSK_[JTSK03]", SPHEROID["Bessel_1841",6377397.155,299.1528128]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Krovak"], PARAMETER["False_Easting",0.0], PARAMETER["False_Northing",0.0], PARAMETER["Pseudo_Standard_Parallel_1",78.5], PARAMETER["Scale_Factor",0.9999], PARAMETER["Azimuth",30.2881397527778], PARAMETER["Longitude_Of_Center",24.8333333333333], PARAMETER["Latitude_Of_Center",49.5], PARAMETER["X_Scale",1.0], PARAMETER["Y_Scale",1.0], PARAMETER["XY_Plane_Rotation",0.0], UNIT["Meter",1.0]]
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:8352","+proj=krovak +axis=swu +lat_0=49.5 +lon_0=24.8333333333333 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0 +units=m +no_defs +type=crs");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "type": "ProjectedCRS", "name": "S-JTSK [JTSK03] / Krovak", "base_crs": { "name": "S-JTSK [JTSK03]", "datum": { "type": "GeodeticReferenceFrame", "name": "System of the Unified Trigonometrical Cadastral Network [JTSK03]", "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": 8351 } }, "conversion": { "name": "Krovak (Greenwich)", "method": { "name": "Krovak", "id": { "authority": "EPSG", "code": 9819 } }, "parameters": [ { "name": "Latitude of projection centre", "value": 49.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8811 } }, { "name": "Longitude of origin", "value": 24.8333333333333, "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": "Southing", "abbreviation": "X", "direction": "south", "unit": "metre" }, { "name": "Westing", "abbreviation": "Y", "direction": "west", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 8352 } }, "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": "Transformation from unknown to WGS84", "method": { "name": "Position Vector transformation (geog2D domain)", "id": { "authority": "EPSG", "code": 9606 } }, "parameters": [ { "name": "X-axis translation", "value": 485.021, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 169.465, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": 483.839, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": -7.786342, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": -4.397554, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": -4.102655, "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 } } ] } }
Definition: GeoServer
8352=PROJCS["S-JTSK [JTSK03] / Krovak",GEOGCS["S-JTSK [JTSK03]",DATUM["System_of_the_Unified_Trigonometrical_Cadastral_Network_JTSK03",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","8351"]],PROJECTION["Krovak"],PARAMETER["latitude_of_center",49.5],PARAMETER["longitude_of_center",24.8333333333333],PARAMETER["azimuth",30.2881397527778],PARAMETER["pseudo_standard_parallel_1",78.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","8352"]]
Definition: MapServer - MAPfile
PROJECTION "proj=krovak" "axis=swu" "lat_0=49.5" "lon_0=24.8333333333333" "alpha=30.2881397527778" "k=0.9999" "x_0=0" "y_0=0" "ellps=bessel" "towgs84=485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0" "units=m" "no_defs" "type=crs" END
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=krovak +axis=swu +lat_0=49.5 +lon_0=24.8333333333333 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0 +units=m +no_defs +type=crs"> <Layer srs="+proj=krovak +axis=swu +lat_0=49.5 +lon_0=24.8333333333333 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0 +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8352, 'EPSG', 8352, '+proj=krovak +axis=swu +lat_0=49.5 +lon_0=24.8333333333333 +alpha=30.2881397527778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0 +units=m +no_defs +type=crs', 'PROJCS["S-JTSK [JTSK03] / Krovak",GEOGCS["S-JTSK [JTSK03]",DATUM["System_of_the_Unified_Trigonometrical_Cadastral_Network_JTSK03",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[485.021,169.465,483.839,-7.786342,-4.397554,-4.102655,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","8351"]],PROJECTION["Krovak"],PARAMETER["latitude_of_center",49.5],PARAMETER["longitude_of_center",24.8333333333333],PARAMETER["azimuth",30.2881397527778],PARAMETER["pseudo_standard_parallel_1",78.5],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","8352"]]');
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