EPSG:1570

Accra to WGS 72BE (1)

Attributes

Geodetic CRS: Accra

Datum: Accra

Ellipsoid: War Office

Prime meridian: Greenwich

Data source: EPSG

Information source: Various oil industry sources

Revision date: 2000-10-19

Scope: Oil and gas exploration and production.

Remarks: Derived be single point Transit observation at several locations.

Method: Geocentric translations (geog2D domain)

Area of use: Ghana - offshore.

Description: (0,)

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Ghana - offshore.

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Definition: OGC Well Known Text 2 (2019)

COORDINATEOPERATION["Accra to WGS 72BE (1)",
    VERSION["GSI-Gha"],
    SOURCECRS[
        GEOGCRS["Accra",
            DATUM["Accra",
                ELLIPSOID["War Office",6378300,296,
                    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]],
            ID["EPSG",4168]]],
    TARGETCRS[
        GEOGCRS["WGS 72BE",
            DYNAMIC[
                FRAMEEPOCH[1972]],
            DATUM["WGS 72 Transit Broadcast Ephemeris",
                ELLIPSOID["WGS 72",6378135,298.26,
                    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]],
            ID["EPSG",4324]]],
    METHOD["Geocentric translations (geog2D domain)",
        ID["EPSG",9603]],
    PARAMETER["X-axis translation",-171.16,
        LENGTHUNIT["metre",1],
        ID["EPSG",8605]],
    PARAMETER["Y-axis translation",17.29,
        LENGTHUNIT["metre",1],
        ID["EPSG",8606]],
    PARAMETER["Z-axis translation",323.31,
        LENGTHUNIT["metre",1],
        ID["EPSG",8607]],
    OPERATIONACCURACY[25.0],
    USAGE[
        SCOPE["Oil and gas exploration and production."],
        AREA["Ghana - offshore."],
        BBOX[1.4,-3.79,6.06,2.1]],
    ID["EPSG",1570],
    REMARK["Derived be single point Transit observation at several locations."]]

Definition: PROJ.4

+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378300 +rf=296 +step +proj=push +v_3 +step +proj=cart +a=6378300 +rf=296 +step +proj=helmert +x=-171.16 +y=17.29 +z=323.31 +step +inv +proj=cart +ellps=WGS72 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:1570","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378300 +rf=296 +step +proj=push +v_3 +step +proj=cart +a=6378300 +rf=296 +step +proj=helmert +x=-171.16 +y=17.29 +z=323.31 +step +inv +proj=cart +ellps=WGS72 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Transformation",
    "name": "Accra to WGS 72BE (1)",
    "source_crs": {
        "type": "GeographicCRS",
        "name": "Accra",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Accra",
            "ellipsoid": {
                "name": "War Office",
                "semi_major_axis": 6378300,
                "inverse_flattening": 296
            }
        },
        "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": 4168
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "WGS 72BE",
        "datum": {
            "type": "DynamicGeodeticReferenceFrame",
            "name": "WGS 72 Transit Broadcast Ephemeris",
            "frame_reference_epoch": 1972,
            "ellipsoid": {
                "name": "WGS 72",
                "semi_major_axis": 6378135,
                "inverse_flattening": 298.26
            }
        },
        "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": 4324
        }
    },
    "method": {
        "name": "Geocentric translations (geog2D domain)",
        "id": {
            "authority": "EPSG",
            "code": 9603
        }
    },
    "parameters": [
        {
            "name": "X-axis translation",
            "value": -171.16,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8605
            }
        },
        {
            "name": "Y-axis translation",
            "value": 17.29,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8606
            }
        },
        {
            "name": "Z-axis translation",
            "value": 323.31,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8607
            }
        }
    ],
    "accuracy": "25.0",
    "scope": "Oil and gas exploration and production.",
    "area": "Ghana - offshore.",
    "bbox": {
        "south_latitude": 1.4,
        "west_longitude": -3.79,
        "north_latitude": 6.06,
        "east_longitude": 2.1
    },
    "id": {
        "authority": "EPSG",
        "code": 1570
    },
    "remarks": "Derived be single point Transit observation at several locations."
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=pipeline"
	"step"
	"proj=axisswap"
	"order=2,1"
	"step"
	"proj=unitconvert"
	"xy_in=deg"
	"xy_out=rad"
	"step"
	"inv"
	"proj=longlat"
	"a=6378300"
	"rf=296"
	"step"
	"proj=push"
	"v_3"
	"step"
	"proj=cart"
	"a=6378300"
	"rf=296"
	"step"
	"proj=helmert"
	"x=-171.16"
	"y=17.29"
	"z=323.31"
	"step"
	"inv"
	"proj=cart"
	"ellps=WGS72"
	"step"
	"proj=pop"
	"v_3"
	"step"
	"proj=unitconvert"
	"xy_in=rad"
	"xy_out=deg"
	"step"
	"proj=axisswap"
	"order=2,1"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378300 +rf=296 +step +proj=push +v_3 +step +proj=cart +a=6378300 +rf=296 +step +proj=helmert +x=-171.16 +y=17.29 +z=323.31 +step +inv +proj=cart +ellps=WGS72 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	<Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378300 +rf=296 +step +proj=push +v_3 +step +proj=cart +a=6378300 +rf=296 +step +proj=helmert +x=-171.16 +y=17.29 +z=323.31 +step +inv +proj=cart +ellps=WGS72 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 1570, 'EPSG', 1570, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +inv +proj=longlat +a=6378300 +rf=296 +step +proj=push +v_3 +step +proj=cart +a=6378300 +rf=296 +step +proj=helmert +x=-171.16 +y=17.29 +z=323.31 +step +inv +proj=cart +ellps=WGS72 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');