ESRI:102023

WGS 1984 Equidistant Conic for Africa

Attributes

Data source: ESRI

Information source: ESRI

Area of use: Africa

Description: WGS 1984 Equidistant Conic for Africa

Covered area powered by MapTiler MapTiler logo
SimpleMap

Center coordinates
-1037574.15 218832.42

Projected bounds:
-5278948.19 -3931495.26
3167537.4 4318484.5

WGS84 bounds:
-25.0 -35.0
55.0 39.0

Africa
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Definition: OGC Well Known Text

PROJCS["Africa_Equidistant_Conic",
    GEOGCS["WGS 84",
        DATUM["WGS_1984",
            SPHEROID["WGS 84",6378137,298.257223563,
                AUTHORITY["EPSG","7030"]],
            AUTHORITY["EPSG","6326"]],
        PRIMEM["Greenwich",0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Equidistant_Conic"],
    PARAMETER["latitude_of_center",0],
    PARAMETER["longitude_of_center",25],
    PARAMETER["standard_parallel_1",20],
    PARAMETER["standard_parallel_2",-23],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["ESRI","102023"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["Africa_Equidistant_Conic",
    BASEGEOGCRS["WGS 84",
        DATUM["World Geodetic System 1984",
            ELLIPSOID["WGS 84",6378137,298.257223563,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["Degree",0.0174532925199433]]],
    CONVERSION["Africa_Equidistant_Conic",
        METHOD["Equidistant Conic",
            ID["EPSG",1119]],
        PARAMETER["Latitude of false origin",0,
            ANGLEUNIT["Degree",0.0174532925199433],
            ID["EPSG",8821]],
        PARAMETER["Longitude of false origin",25,
            ANGLEUNIT["Degree",0.0174532925199433],
            ID["EPSG",8822]],
        PARAMETER["Latitude of 1st standard parallel",20,
            ANGLEUNIT["Degree",0.0174532925199433],
            ID["EPSG",8823]],
        PARAMETER["Latitude of 2nd standard parallel",-23,
            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]]],
    CS[Cartesian,2],
        AXIS["(E)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["(N)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Africa"],
        BBOX[-35,-25,39,55]],
    ID["ESRI",102023]]

Definition: ESRI Well Known Text

PROJCS["Africa_Equidistant_Conic",
    GEOGCS["GCS_WGS_1984",
        DATUM["D_WGS_1984",
            SPHEROID["WGS_1984",6378137.0,298.257223563]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Equidistant_Conic"],
    PARAMETER["False_Easting",0.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",25.0],
    PARAMETER["Standard_Parallel_1",20.0],
    PARAMETER["Standard_Parallel_2",-23.0],
    PARAMETER["Latitude_Of_Origin",0.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=eqdc +lat_0=0 +lon_0=25 +lat_1=20 +lat_2=-23 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("ESRI:102023","+proj=eqdc +lat_0=0 +lon_0=25 +lat_1=20 +lat_2=-23 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "Africa_Equidistant_Conic",
    "base_crs": {
        "name": "WGS 84",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "World Geodetic System 1984",
            "ellipsoid": {
                "name": "WGS 84",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257223563
            }
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Longitude",
                    "abbreviation": "lon",
                    "direction": "east",
                    "unit": {
                        "type": "AngularUnit",
                        "name": "Degree",
                        "conversion_factor": 0.0174532925199433
                    }
                },
                {
                    "name": "Latitude",
                    "abbreviation": "lat",
                    "direction": "north",
                    "unit": {
                        "type": "AngularUnit",
                        "name": "Degree",
                        "conversion_factor": 0.0174532925199433
                    }
                }
            ]
        }
    },
    "conversion": {
        "name": "Africa_Equidistant_Conic",
        "method": {
            "name": "Equidistant Conic",
            "id": {
                "authority": "EPSG",
                "code": 1119
            }
        },
        "parameters": [
            {
                "name": "Latitude of false origin",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "Degree",
                    "conversion_factor": 0.0174532925199433
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8821
                }
            },
            {
                "name": "Longitude of false origin",
                "value": 25,
                "unit": {
                    "type": "AngularUnit",
                    "name": "Degree",
                    "conversion_factor": 0.0174532925199433
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8822
                }
            },
            {
                "name": "Latitude of 1st standard parallel",
                "value": 20,
                "unit": {
                    "type": "AngularUnit",
                    "name": "Degree",
                    "conversion_factor": 0.0174532925199433
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8823
                }
            },
            {
                "name": "Latitude of 2nd standard parallel",
                "value": -23,
                "unit": {
                    "type": "AngularUnit",
                    "name": "Degree",
                    "conversion_factor": 0.0174532925199433
                },
                "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
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "E",
                "direction": "east",
                "unit": "metre"
            },
            {
                "name": "Northing",
                "abbreviation": "N",
                "direction": "north",
                "unit": "metre"
            }
        ]
    },
    "scope": "Not known.",
    "area": "Africa",
    "bbox": {
        "south_latitude": -35,
        "west_longitude": -25,
        "north_latitude": 39,
        "east_longitude": 55
    },
    "id": {
        "authority": "ESRI",
        "code": 102023
    }
}

Definition: GeoServer

102023=PROJCS["Africa_Equidistant_Conic",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0],UNIT["Degree",0.0174532925199433]],PROJECTION["Equidistant_Conic"],PARAMETER["latitude_of_center",0],PARAMETER["longitude_of_center",25],PARAMETER["standard_parallel_1",20],PARAMETER["standard_parallel_2",-23],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","102023"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=eqdc"
	"lat_0=0"
	"lon_0=25"
	"lat_1=20"
	"lat_2=-23"
	"x_0=0"
	"y_0=0"
	"datum=WGS84"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=eqdc +lat_0=0 +lon_0=25 +lat_1=20 +lat_2=-23 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs +type=crs">
	<Layer srs="+proj=eqdc +lat_0=0 +lon_0=25 +lat_1=20 +lat_2=-23 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 102023, 'ESRI', 102023, '+proj=eqdc +lat_0=0 +lon_0=25 +lat_1=20 +lat_2=-23 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs +type=crs', 'PROJCS["Africa_Equidistant_Conic",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0],UNIT["Degree",0.0174532925199433]],PROJECTION["Equidistant_Conic"],PARAMETER["latitude_of_center",0],PARAMETER["longitude_of_center",25],PARAMETER["standard_parallel_1",20],PARAMETER["standard_parallel_2",-23],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","102023"]]');