EPSG:6645

Quebec Albers Projection

Attributes

Data source: EPSG

Information source: Direction générale de l’information géographique; Ministère des Ressources Naturelles; Quebec.

Revision date: 2013-12-06

Scope: Topographic mapping (medium and small scale).

Method: Albers Equal Area

Area of use: Canada - Quebec.

Description: (0,)

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SimpleMap
Canada - Quebec.

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Definition: OGC Well Known Text

PROJECTION["Albers_Conic_Equal_Area"],
PARAMETER["latitude_of_center",44],
PARAMETER["longitude_of_center",-68.5],
PARAMETER["standard_parallel_1",60],
PARAMETER["standard_parallel_2",46],
PARAMETER["false_easting",0],
PARAMETER["false_northing",0]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Quebec Albers Projection",
    METHOD["Albers Equal Area",
        ID["EPSG",9822]],
    PARAMETER["Latitude of false origin",44,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8821]],
    PARAMETER["Longitude of false origin",-68.5,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8822]],
    PARAMETER["Latitude of 1st standard parallel",60,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8823]],
    PARAMETER["Latitude of 2nd standard parallel",46,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8824]],
    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",6645]]

Definition: ESRI Well Known Text

PROJECTION["Albers"],
PARAMETER["False_Easting",0.0],
PARAMETER["False_Northing",0.0],
PARAMETER["Central_Meridian",-68.5],
PARAMETER["Standard_Parallel_1",60.0],
PARAMETER["Standard_Parallel_2",46.0],
PARAMETER["Latitude_Of_Origin",44.0]

Definition: PROJ.4

+proj=aea +lat_0=44 +lon_0=-68.5 +lat_1=60 +lat_2=46 +x_0=0 +y_0=0

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:6645","+proj=aea +lat_0=44 +lon_0=-68.5 +lat_1=60 +lat_2=46 +x_0=0 +y_0=0");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Quebec Albers Projection",
    "method": {
        "name": "Albers Equal Area",
        "id": {
            "authority": "EPSG",
            "code": 9822
        }
    },
    "parameters": [
        {
            "name": "Latitude of false origin",
            "value": 44,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8821
            }
        },
        {
            "name": "Longitude of false origin",
            "value": -68.5,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8822
            }
        },
        {
            "name": "Latitude of 1st standard parallel",
            "value": 60,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8823
            }
        },
        {
            "name": "Latitude of 2nd standard parallel",
            "value": 46,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8824
            }
        },
        {
            "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": 6645
    }
}

Definition: GeoServer

6645=PROJECTION["Albers_Conic_Equal_Area"],PARAMETER["latitude_of_center",44],PARAMETER["longitude_of_center",-68.5],PARAMETER["standard_parallel_1",60],PARAMETER["standard_parallel_2",46],PARAMETER["false_easting",0],PARAMETER["false_northing",0]

Definition: MapServer - MAPfile

PROJECTION
	"proj=aea"
	"lat_0=44"
	"lon_0=-68.5"
	"lat_1=60"
	"lat_2=46"
	"x_0=0"
	"y_0=0"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=aea +lat_0=44 +lon_0=-68.5 +lat_1=60 +lat_2=46 +x_0=0 +y_0=0">
	<Layer srs="+proj=aea +lat_0=44 +lon_0=-68.5 +lat_1=60 +lat_2=46 +x_0=0 +y_0=0">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 6645, 'EPSG', 6645, '+proj=aea +lat_0=44 +lon_0=-68.5 +lat_1=60 +lat_2=46 +x_0=0 +y_0=0', 'PROJECTION["Albers_Conic_Equal_Area"],PARAMETER["latitude_of_center",44],PARAMETER["longitude_of_center",-68.5],PARAMETER["standard_parallel_1",60],PARAMETER["standard_parallel_2",46],PARAMETER["false_easting",0],PARAMETER["false_northing",0]');