EPSG:19923

Swiss Oblique Mercator 1903C

Attributes

Data source: EPSG

Information source: "Die Projektionen der schweizerischen Plan- und Kartenwerke"; J. Bolliger 1967

Revision date: 2008-09-24

Scope: Engineering survey, topographic mapping.

Remarks: In Switzerland, replaced by new grid LV03 (proj code 19922). Longitude is referenced to the Bern meridian. See proj code 19841 for Greenwich-based equivalent.

Method: Hotine Oblique Mercator (variant B)

Area of use: Liechtenstein; Switzerland.

Description: (0,)

Covered area powered by MapTiler MapTiler logo
SimpleMap
Liechtenstein; Switzerland.

MapTiler banner

Definition: OGC Well Known Text

PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],
PARAMETER["latitude_of_center",46.9524055555556],
PARAMETER["longitude_of_center",0],
PARAMETER["azimuth",90],
PARAMETER["rectified_grid_angle",90],
PARAMETER["scale_factor",1],
PARAMETER["false_easting",0],
PARAMETER["false_northing",0]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Swiss Oblique Mercator 1903C",
    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",0,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8812]],
    PARAMETER["Azimuth of initial line",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 on initial line",1,
        SCALEUNIT["unity",1],
        ID["EPSG",8815]],
    PARAMETER["Easting at projection centre",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8816]],
    PARAMETER["Northing at projection centre",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8817]],
    ID["EPSG",19923]]

Definition: ESRI Well Known Text

PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],
PARAMETER["False_Easting",0.0],
PARAMETER["False_Northing",0.0],
PARAMETER["Scale_Factor",1.0],
PARAMETER["Azimuth",90.0],
PARAMETER["Longitude_Of_Center",0.0],
PARAMETER["Latitude_Of_Center",46.9524055555556]

Definition: PROJ.4

+proj=somerc +lat_0=46.9524055555556 +lon_0=0 +k_0=1 +x_0=0 +y_0=0

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:19923","+proj=somerc +lat_0=46.9524055555556 +lon_0=0 +k_0=1 +x_0=0 +y_0=0");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Swiss Oblique Mercator 1903C",
    "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": 0,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8812
            }
        },
        {
            "name": "Azimuth of initial line",
            "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 on initial line",
            "value": 1,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8815
            }
        },
        {
            "name": "Easting at projection centre",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8816
            }
        },
        {
            "name": "Northing at projection centre",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8817
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 19923
    }
}

Definition: GeoServer

19923=PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",46.9524055555556],PARAMETER["longitude_of_center",0],PARAMETER["azimuth",90],PARAMETER["rectified_grid_angle",90],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0]

Definition: MapServer - MAPfile

PROJECTION
	"proj=somerc"
	"lat_0=46.9524055555556"
	"lon_0=0"
	"k_0=1"
	"x_0=0"
	"y_0=0"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=somerc +lat_0=46.9524055555556 +lon_0=0 +k_0=1 +x_0=0 +y_0=0">
	<Layer srs="+proj=somerc +lat_0=46.9524055555556 +lon_0=0 +k_0=1 +x_0=0 +y_0=0">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19923, 'EPSG', 19923, '+proj=somerc +lat_0=46.9524055555556 +lon_0=0 +k_0=1 +x_0=0 +y_0=0', 'PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",46.9524055555556],PARAMETER["longitude_of_center",0],PARAMETER["azimuth",90],PARAMETER["rectified_grid_angle",90],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0]');