DB_REF

Definition: OGC Well Known Text 2 (2019)

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GEOGCRS["DB_REF",
    DATUM["Deutsche Bahn Reference System",
        ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
            LENGTHUNIT["metre",1]]],
    PRIMEM["Greenwich",0,
        ANGLEUNIT["degree",0.0174532925199433]],
    CS[ellipsoidal,3],
        AXIS["geodetic latitude (Lat)",north,
            ORDER[1],
            ANGLEUNIT["degree",0.0174532925199433]],
        AXIS["geodetic longitude (Lon)",east,
            ORDER[2],
            ANGLEUNIT["degree",0.0174532925199433]],
        AXIS["ellipsoidal height (h)",up,
            ORDER[3],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy."],
        AREA["Germany - onshore - states of Baden-Wurtemberg, Bayern, Berlin, Brandenburg, Bremen, Hamburg, Hessen, Mecklenburg-Vorpommern, Niedersachsen, Nordrhein-Westfalen, Rheinland-Pfalz, Saarland, Sachsen, Sachsen-Anhalt, Schleswig-Holstein, Thuringen."],
        BBOX[47.27,5.86,55.09,15.04]],
    ID["EPSG",5830]]

Definition: ESRI Well Known Text

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GEOGCS["DB_REF_3D",
    DATUM["D_Deutsche_Bahn_Reference_System",
        SPHEROID["Bessel_1841",6377397.155,299.1528128]],
    PRIMEM["Greenwich",0.0],
    UNIT["Degree",0.0174532925199433],
    LINUNIT["Meter",1.0]]

Definition: PROJ.4

+proj=longlat +ellps=bessel +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:5830","+proj=longlat +ellps=bessel +no_defs +type=crs");

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "DB_REF",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "Deutsche Bahn Reference System",
        "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"
            },
            {
                "name": "Ellipsoidal height",
                "abbreviation": "h",
                "direction": "up",
                "unit": "metre"
            }
        ]
    },
    "scope": "Geodesy.",
    "area": "Germany - onshore - states of Baden-Wurtemberg, Bayern, Berlin, Brandenburg, Bremen, Hamburg, Hessen, Mecklenburg-Vorpommern, Niedersachsen, Nordrhein-Westfalen, Rheinland-Pfalz, Saarland, Sachsen, Sachsen-Anhalt, Schleswig-Holstein, Thuringen.",
    "bbox": {
        "south_latitude": 47.27,
        "west_longitude": 5.86,
        "north_latitude": 55.09,
        "east_longitude": 15.04
    },
    "id": {
        "authority": "EPSG",
        "code": 5830
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=bessel"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=bessel +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=bessel +no_defs +type=crs">
	</Layer>
</Map>

EPSG:5830

Attributes

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