EPSG:10257

Generalstabens System LCC

Attributes

Data source: EPSG

Information source: The Danish Agency for Data Supply and Infrastructure, https://sdfi.dk

Revision date: 2023-05-10

Scope: Intermediate stage in transformations - not used otherwise.

Remarks: Created in 2022. Together with transformation ETRS89 to GS-IRF (1) for Jutland and Zealand or ETRS89 to KK-IRF (1) for Copenhagen (codes 10259 and 10267), defines the relationship of ETRS89 to the historic GS and KK CRSs using a modern parameterisation.

Method: Lambert Conic Conformal (1SP variant B)

Area of use: Denmark - onshore Jutland, Funen, Zealand and Lolland.

Description: (0,)

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Denmark - onshore Jutland, Funen, Zealand and Lolland.

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Definition: OGC Well Known Text 2 (2019)

CONVERSION["Generalstabens System LCC",
    METHOD["Lambert Conic Conformal (1SP variant B)",
        ID["EPSG",1102]],
    PARAMETER["Latitude of natural origin",56,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Scale factor at natural origin",1,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["Latitude of false origin",55,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8821]],
    PARAMETER["Longitude of false origin",10.37775,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8822]],
    PARAMETER["Easting at false origin",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8826]],
    PARAMETER["Northing at false origin",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8827]],
    ID["EPSG",10257]]

Definition: PROJ.4

+proj=lcc +lat_1=56 +k_0=1 +lat_0=55 +lon_0=10.37775 +x_0=0 +y_0=0

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:10257","+proj=lcc +lat_1=56 +k_0=1 +lat_0=55 +lon_0=10.37775 +x_0=0 +y_0=0");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Generalstabens System LCC",
    "method": {
        "name": "Lambert Conic Conformal (1SP variant B)",
        "id": {
            "authority": "EPSG",
            "code": 1102
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 56,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Scale factor at natural origin",
            "value": 1,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8805
            }
        },
        {
            "name": "Latitude of false origin",
            "value": 55,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8821
            }
        },
        {
            "name": "Longitude of false origin",
            "value": 10.37775,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8822
            }
        },
        {
            "name": "Easting at false origin",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8826
            }
        },
        {
            "name": "Northing at false origin",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8827
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 10257
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_1=56"
	"k_0=1"
	"lat_0=55"
	"lon_0=10.37775"
	"x_0=0"
	"y_0=0"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_1=56 +k_0=1 +lat_0=55 +lon_0=10.37775 +x_0=0 +y_0=0">
	<Layer srs="+proj=lcc +lat_1=56 +k_0=1 +lat_0=55 +lon_0=10.37775 +x_0=0 +y_0=0">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 10257, 'EPSG', 10257, '+proj=lcc +lat_1=56 +k_0=1 +lat_0=55 +lon_0=10.37775 +x_0=0 +y_0=0', 'None');