EPSG:5225

S-JTSK/05 (Ferro) / Modified Krovak East North

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

  • Czechia. , accuracy 1.0 m, code 5240 (default)

Selected transformation

Remarks: Replaces S-JTSK (Ferro) to WGS 84 (1) (CRS code 8642) in Czech Republic.

Information source: OGP

Revision date: 2020-03-14

Attributes

Unit: metre

Geodetic CRS: S-JTSK/05 (Ferro)

Datum: System of the Unified Trigonometrical Cadastral Network/05 (Ferro)

Ellipsoid: Bessel 1841

Prime meridian: Ferro

Data source: EPSG

Information source: Land Survey Office (ZU), Prague. www.cuzk.cz/zu

Revision date: 2018-02-16

Scope: GIS.

Remarks: North-orientated alternative to south-orientated S-JTSK/05 (Ferro) / Modified Krovak (CRS code 5224) for GIS purposes. Coordinates are negative. See CRS code 5516 for Greenwich-referenced equivalent,

Area of use: Czechia.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: m.

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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["S-JTSK/05 (Ferro) / Modified Krovak East North",
            BASEGEOGCRS["S-JTSK/05 (Ferro)",
                DATUM["System of the Unified Trigonometrical Cadastral Network/05 (Ferro)",
                    ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Ferro",-17.6666666666667,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",5229]],
            CONVERSION["Modified Krovak East North",
                METHOD["Krovak Modified (North Orientated)",
                    ID["EPSG",1043]],
                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",30.2881397222222,
                    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",5000000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8806]],
                PARAMETER["False northing",5000000,
                    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",5225]]],
    TARGETCRS[
        GEOGCRS["S-JTSK/05",
            DATUM["System of the Unified Trigonometrical Cadastral Network/05",
                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",5228]]],
    ABRIDGEDTRANSFORMATION["S-JTSK/05 (Ferro) to S-JTSK/05 (1)",
        METHOD["Longitude rotation",
            ID["EPSG",9601]],
        PARAMETER["Longitude offset",-63600.0000000001,
            ID["EPSG",8602]],
        ID["EPSG",5238]]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "S-JTSK/05 (Ferro) / Modified Krovak East North",
        "base_crs": {
            "name": "S-JTSK/05 (Ferro)",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "System of the Unified Trigonometrical Cadastral Network/05 (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": 5229
            }
        },
        "conversion": {
            "name": "Modified Krovak East North",
            "method": {
                "name": "Krovak Modified (North Orientated)",
                "id": {
                    "authority": "EPSG",
                    "code": 1043
                }
            },
            "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": 30.2881397222222,
                    "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": 5000000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 5000000,
                    "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": 5225
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "S-JTSK/05",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "System of the Unified Trigonometrical Cadastral Network/05",
            "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": 5228
        }
    },
    "transformation": {
        "name": "S-JTSK/05 (Ferro) to S-JTSK/05 (1)",
        "source_crs": {
            "type": "GeographicCRS",
            "name": "S-JTSK/05 (Ferro) (with Greenwich prime meridian)",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "System of the Unified Trigonometrical Cadastral Network/05 (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": -63600.0000000001,
                "unit": {
                    "type": "Unit",
                    "name": "",
                    "conversion_factor": 1
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8602
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 5238
        }
    }
}