CH1903+ / LV95 - Swiss CH1903+ / LV95

Liechtenstein; Switzerland. , accuracy 1.0 m, code 1676 (default) [3]

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Liechtenstein; Switzerland., accuracy 0.0 m, code 8457 (deprecated)

Selected transformation

Name: CH1903+ to WGS 84 (1)

Method: Geocentric translations (geog2D domain)

Remarks: Parameter values are from CH1903+ to ETRS89 (1) (code 1647) assuming that ETRS89 is equivalent to WGS 84.

Information source: OGP

Revision date: 2021-07-16

Attributes

Unit: metre

Geodetic CRS: CH1903+

Datum: CH1903+

Ellipsoid: Bessel 1841

Prime meridian: Greenwich

Data source: EPSG

Information source: Bundesamt für Landestopografie swisstopo; www.swisstopo.ch

Revision date: 2015-11-25

Scope: Cadastre, engineering survey, topographic mapping (large and medium scale).

Remarks: Replaces CH1903/LV03 (code 21781).

Area of use: Liechtenstein; Switzerland.

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

Covered area powered by MapTiler

Center coordinates
2660019.11 1184616.17

Projected bounds:
2484273.3 1073150.16
2837939.88 1299970.97

WGS84 bounds:
5.95 45.81
10.5 47.81

Liechtenstein; Switzerland.

Definition: OGC Well Known Text

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PROJCS["CH1903+ / LV95",
    GEOGCS["CH1903+",
        DATUM["CH1903+",
            SPHEROID["Bessel 1841",6377397.155,299.1528128],
            TOWGS84[674.374,15.056,405.346,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4150"]],
    PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],
    PARAMETER["latitude_of_center",46.9524055555556],
    PARAMETER["longitude_of_center",7.43958333333333],
    PARAMETER["azimuth",90],
    PARAMETER["rectified_grid_angle",90],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",2600000],
    PARAMETER["false_northing",1200000],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","2056"]]

Definition: OGC Well Known Text 2 (2019)

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PROJCRS["CH1903+ / LV95",
    BASEGEOGCRS["CH1903+",
        DATUM["CH1903+",
            ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4150]],
    CONVERSION["Swiss Oblique Mercator 1995",
        METHOD["Hotine Oblique Mercator (variant B)",
            ID["EPSG",9815]],
        PARAMETER["Latitude of projection centre",46.9524055555556,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8811]],
        PARAMETER["Longitude of projection centre",7.43958333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8812]],
        PARAMETER["Azimuth at projection centre",90,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8813]],
        PARAMETER["Angle from Rectified to Skew Grid",90,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8814]],
        PARAMETER["Scale factor at projection centre",1,
            SCALEUNIT["unity",1],
            ID["EPSG",8815]],
        PARAMETER["Easting at projection centre",2600000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8816]],
        PARAMETER["Northing at projection centre",1200000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8817]]],
    CS[Cartesian,2],
        AXIS["(E)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["(N)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Cadastre, engineering survey, topographic mapping (large and medium scale)."],
        AREA["Liechtenstein; Switzerland."],
        BBOX[45.81,5.95,47.81,10.5]],
    ID["EPSG",2056]]

Definition: ESRI Well Known Text

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PROJCS["CH1903+_LV95",
    GEOGCS["GCS_CH1903+",
        DATUM["D_CH1903+",
            SPHEROID["Bessel_1841",6377397.155,299.1528128]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],
    PARAMETER["False_Easting",2600000.0],
    PARAMETER["False_Northing",1200000.0],
    PARAMETER["Scale_Factor",1.0],
    PARAMETER["Azimuth",90.0],
    PARAMETER["Longitude_Of_Center",7.43958333333333],
    PARAMETER["Latitude_Of_Center",46.9524055555556],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=somerc +lat_0=46.9524055555556 +lon_0=7.43958333333333 +k_0=1 +x_0=2600000 +y_0=1200000 +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:2056","+proj=somerc +lat_0=46.9524055555556 +lon_0=7.43958333333333 +k_0=1 +x_0=2600000 +y_0=1200000 +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs +type=crs");

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "CH1903+ / LV95",
    "base_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": 4150
        }
    },
    "conversion": {
        "name": "Swiss Oblique Mercator 1995",
        "method": {
            "name": "Hotine Oblique Mercator (variant B)",
            "id": {
                "authority": "EPSG",
                "code": 9815
            }
        },
        "parameters": [
            {
                "name": "Latitude of projection centre",
                "value": 46.9524055555556,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8811
                }
            },
            {
                "name": "Longitude of projection centre",
                "value": 7.43958333333333,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8812
                }
            },
            {
                "name": "Azimuth at projection centre",
                "value": 90,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8813
                }
            },
            {
                "name": "Angle from Rectified to Skew Grid",
                "value": 90,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8814
                }
            },
            {
                "name": "Scale factor at projection centre",
                "value": 1,
                "unit": "unity",
                "id": {
                    "authority": "EPSG",
                    "code": 8815
                }
            },
            {
                "name": "Easting at projection centre",
                "value": 2600000,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8816
                }
            },
            {
                "name": "Northing at projection centre",
                "value": 1200000,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8817
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "E",
                "direction": "east",
                "unit": "metre"
            },
            {
                "name": "Northing",
                "abbreviation": "N",
                "direction": "north",
                "unit": "metre"
            }
        ]
    },
    "scope": "Cadastre, engineering survey, topographic mapping (large and medium scale).",
    "area": "Liechtenstein; Switzerland.",
    "bbox": {
        "south_latitude": 45.81,
        "west_longitude": 5.95,
        "north_latitude": 47.81,
        "east_longitude": 10.5
    },
    "id": {
        "authority": "EPSG",
        "code": 2056
    }
}

Definition: GeoServer

2056=PROJCS["CH1903+ / LV95",GEOGCS["CH1903+",DATUM["CH1903+",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[674.374,15.056,405.346,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4150"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",46.9524055555556],PARAMETER["longitude_of_center",7.43958333333333],PARAMETER["azimuth",90],PARAMETER["rectified_grid_angle",90],PARAMETER["scale_factor",1],PARAMETER["false_easting",2600000],PARAMETER["false_northing",1200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2056"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=somerc"
	"lat_0=46.9524055555556"
	"lon_0=7.43958333333333"
	"k_0=1"
	"x_0=2600000"
	"y_0=1200000"
	"ellps=bessel"
	"towgs84=674.374,15.056,405.346,0,0,0,0"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=somerc +lat_0=46.9524055555556 +lon_0=7.43958333333333 +k_0=1 +x_0=2600000 +y_0=1200000 +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs +type=crs">
	<Layer srs="+proj=somerc +lat_0=46.9524055555556 +lon_0=7.43958333333333 +k_0=1 +x_0=2600000 +y_0=1200000 +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 2056, 'EPSG', 2056, '+proj=somerc +lat_0=46.9524055555556 +lon_0=7.43958333333333 +k_0=1 +x_0=2600000 +y_0=1200000 +ellps=bessel +towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["CH1903+ / LV95",GEOGCS["CH1903+",DATUM["CH1903+",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[674.374,15.056,405.346,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4150"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",46.9524055555556],PARAMETER["longitude_of_center",7.43958333333333],PARAMETER["azimuth",90],PARAMETER["rectified_grid_angle",90],PARAMETER["scale_factor",1],PARAMETER["false_easting",2600000],PARAMETER["false_northing",1200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2056"]]');

EPSG:2056