Lisbon 1890 (Lisbon)

Portugal - mainland - onshore. code 1991 (default)

Selected transformation

Method: Longitude rotation

Remarks:

Information source: OGP

Revision date: 2006-10-13

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Lisbon 1890 (Lisbon)

Datum: Lisbon 1890 (Lisbon)

Ellipsoid: Bessel 1841

Prime meridian: Lisbon

Data source: EPSG

Information source: Geodetic Services Directorate, Instituto Geografico e Cadastral, Lisbon; http://www.igeo.pt/

Revision date: 2004-01-06

Scope: Geodesy.

Remarks: Replaced by Lisbon 1937 system which uses International 1924 ellipsoid (code 4803).

Area of use: Portugal - mainland - onshore.

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree

Covered area powered by MapTiler

Center coordinates
1.26 39.55

WGS84 bounds:
-9.56 36.95
-6.19 42.16

Portugal - mainland - onshore.

Definition: OGC Well Known Text 2 (2019)

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BOUNDCRS[
    SOURCECRS[
        GEOGCRS["Lisbon 1890 (Lisbon)",
            DATUM["Lisbon 1890 (Lisbon)",
                ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Lisbon",-9.13190611111111,
                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]],
            USAGE[
                SCOPE["Geodesy."],
                AREA["Portugal - mainland - onshore."],
                BBOX[36.95,-9.56,42.16,-6.19]],
            ID["EPSG",4904]]],
    TARGETCRS[
        GEOGCRS["Lisbon 1890",
            DATUM["Lisbon 1890",
                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]],
            USAGE[
                SCOPE["Geodesy."],
                AREA["Portugal - mainland - onshore."],
                BBOX[36.95,-9.56,42.16,-6.19]],
            ID["EPSG",4666]]],
    ABRIDGEDTRANSFORMATION["Lisbon 1890 (Lisbon) to Lisbon 1890 (1)",
        METHOD["Longitude rotation",
            ID["EPSG",9601]],
        PARAMETER["Longitude offset",-32874.862,
            ID["EPSG",8602]],
        USAGE[
            SCOPE["Change of prime meridian."],
            AREA["Portugal - mainland - onshore."],
            BBOX[36.95,-9.56,42.16,-6.19]],
        ID["EPSG",1991]]]

Definition: PROJ.4

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

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:4904","+proj=longlat +ellps=bessel +pm=lisbon +no_defs +type=crs");

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "Lisbon 1890 (Lisbon)",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Lisbon 1890 (Lisbon)",
            "ellipsoid": {
                "name": "Bessel 1841",
                "semi_major_axis": 6377397.155,
                "inverse_flattening": 299.1528128
            },
            "prime_meridian": {
                "name": "Lisbon",
                "longitude": -9.13190611111111
            }
        },
        "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": 4904
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "Lisbon 1890",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Lisbon 1890",
            "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": 4666
        }
    },
    "transformation": {
        "name": "Lisbon 1890 (Lisbon) to Lisbon 1890 (1)",
        "method": {
            "name": "Longitude rotation",
            "id": {
                "authority": "EPSG",
                "code": 9601
            }
        },
        "parameters": [
            {
                "name": "Longitude offset",
                "value": -9.13190611111111,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8602
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 1991
        }
    }
}

Definition: MapServer - MAPfile

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

Definition: Mapnik

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

EPSG:4904