Slovakia_JTSK03_to_JTSK.LAS Slovakia_JTSK03_to_JTSK.LOS
Derived at 684 identical points. Also available as an NTv2 file.
Geodesy, Cartography and Cadastre Authority of Slovak Republic (UGKK SR).File download available from https://www.geoportal.sk/en/geodeticke-zaklady/download/ (verified 2018-01-22).
2021-10-18
metre
System of the Unified Trigonometrical Cadastral Network [JTSK03]
EPSG
Geodesy, Cartography and Cadastre Authority of Slovak Republic (UGKK SR).
2018-02-11
Engineering survey, topographic mapping.
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.
Cartesian 2D CS. Axes: southing, westing (X,Y). Orientations: south, west. UoM: m.
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["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]], USAGE[ SCOPE["Geodesy."], AREA["Czechia; Slovakia."], BBOX[47.73,12.09,51.06,22.56]], ID["EPSG",4156]]], ABRIDGEDTRANSFORMATION["S-JTSK [JTSK03] to S-JTSK (1)", METHOD["NADCON", ID["EPSG",9613]], PARAMETERFILE["Latitude difference file","Slovakia_JTSK03_to_JTSK.LAS"], PARAMETERFILE["Longitude difference file","Slovakia_JTSK03_to_JTSK.LOS"], USAGE[ SCOPE["Transformation of coordinates at 0.05m level of accuracy."], AREA["Slovakia."], BBOX[47.73,16.84,49.61,22.56]], ID["EPSG",8364], REMARK["Derived at 684 identical points. Also available as an NTv2 file."]]]
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": "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 [JTSK03] to S-JTSK (1)", "method": { "name": "NADCON", "id": { "authority": "EPSG", "code": 9613 } }, "parameters": [ { "name": "Latitude difference file", "value": "Slovakia_JTSK03_to_JTSK.LAS", "id": { "authority": "EPSG", "code": 8657 } }, { "name": "Longitude difference file", "value": "Slovakia_JTSK03_to_JTSK.LOS", "id": { "authority": "EPSG", "code": 8658 } } ], "id": { "authority": "EPSG", "code": 8364 } } }
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 +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 +units=m +no_defs +type=crs"> </Layer> </Map>