EPSG:4227

Deir ez Zor

Selected transformation

Remarks: Can be implemented as a position vector tfm with param. values dX=-174.6 dY=-3.1 dZ=238.1m; rX=rY=0 rZ=0.814"; dS=-0.38 ppm.

Information source: OGP

Revision date: 2020-03-14

Steps of transformation: 1584 1240

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Deir ez Zor

Datum: Deir ez Zor

Ellipsoid: Clarke 1880 (IGN)

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2004-01-06

Steps of transformation: 1584 1240

Center coordinates
40.05 35.2

WGS84 bounds:
39.3 34.49
40.81 35.9

Syria - Deir area (35°22'N, 40°06'E)
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Definition: PROJ.4

+proj=longlat +ellps=clrk80ign +towgs84=0,0,1.9,0,0,0.814,-0.380000000022029 +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:4227","+proj=longlat +ellps=clrk80ign +towgs84=0,0,1.9,0,0,0.814,-0.380000000022029 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "BoundCRS",
        "source_crs": {
            "type": "GeographicCRS",
            "name": "Deir ez Zor",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Deir ez Zor",
                "ellipsoid": {
                    "name": "Clarke 1880 (IGN)",
                    "semi_major_axis": 6378249.2,
                    "inverse_flattening": 293.466021293627
                }
            },
            "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": 4227
            }
        },
        "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
            }
        },
        "transformation": {
            "name": "Deir ez Zor to WGS 72BE (1)",
            "method": {
                "name": "Geocentric translations (geog2D domain)",
                "id": {
                    "authority": "EPSG",
                    "code": 9603
                }
            },
            "parameters": [
                {
                    "name": "X-axis translation",
                    "value": -174.6,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8605
                    }
                },
                {
                    "name": "Y-axis translation",
                    "value": -3.1,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8606
                    }
                },
                {
                    "name": "Z-axis translation",
                    "value": 236.2,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8607
                    }
                }
            ],
            "id": {
                "authority": "EPSG",
                "code": 1584
            }
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "WGS 84",
        "datum_ensemble": {
            "name": "World Geodetic System 1984 ensemble",
            "members": [
                {
                    "name": "World Geodetic System 1984 (Transit)"
                },
                {
                    "name": "World Geodetic System 1984 (G730)"
                },
                {
                    "name": "World Geodetic System 1984 (G873)"
                },
                {
                    "name": "World Geodetic System 1984 (G1150)"
                },
                {
                    "name": "World Geodetic System 1984 (G1674)"
                },
                {
                    "name": "World Geodetic System 1984 (G1762)"
                },
                {
                    "name": "World Geodetic System 1984 (G2139)"
                }
            ],
            "ellipsoid": {
                "name": "WGS 84",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257223563
            },
            "accuracy": "2.0"
        },
        "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": 4326
        }
    },
    "transformation": {
        "name": "WGS 72BE to WGS 84 (1)",
        "method": {
            "name": "Position Vector transformation (geog2D domain)",
            "id": {
                "authority": "EPSG",
                "code": 9606
            }
        },
        "parameters": [
            {
                "name": "X-axis translation",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8605
                }
            },
            {
                "name": "Y-axis translation",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8606
                }
            },
            {
                "name": "Z-axis translation",
                "value": 1.9,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8607
                }
            },
            {
                "name": "X-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8608
                }
            },
            {
                "name": "Y-axis rotation",
                "value": 0,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8609
                }
            },
            {
                "name": "Z-axis rotation",
                "value": 0.814,
                "unit": {
                    "type": "AngularUnit",
                    "name": "arc-second",
                    "conversion_factor": 4.84813681109536e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8610
                }
            },
            {
                "name": "Scale difference",
                "value": -0.380000000022029,
                "unit": {
                    "type": "ScaleUnit",
                    "name": "parts per million",
                    "conversion_factor": 1e-06
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8611
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 1240
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=clrk80ign"
	"towgs84=0,0,1.9,0,0,0.814,-0.380000000022029"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=clrk80ign +towgs84=0,0,1.9,0,0,0.814,-0.380000000022029 +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=clrk80ign +towgs84=0,0,1.9,0,0,0.814,-0.380000000022029 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4227, 'EPSG', 4227, '+proj=longlat +ellps=clrk80ign +towgs84=0,0,1.9,0,0,0.814,-0.380000000022029 +no_defs +type=crs', 'None');

Definition: OGC WKT 2 (2019)

BOUNDCRS[SOURCECRS[BOUNDCRS[SOURCECRS[GEOGCRS["Deir ez Zor",DATUM["Deir ez Zor",ELLIPSOID["Clarke 1880 (IGN)",6378249.2,293.466021293627,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",4227]]],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]]],ABRIDGEDTRANSFORMATION["Deir ez Zor to WGS 72BE (1)",METHOD["Geocentric translations (geog2D domain)",ID["EPSG",9603]],PARAMETER["X-axis translation",-174.6,ID["EPSG",8605]],PARAMETER["Y-axis translation",-3.1,ID["EPSG",8606]],PARAMETER["Z-axis translation",236.2,ID["EPSG",8607]],ID["EPSG",1584]]]],TARGETCRS[GEOGCRS["WGS 84",ENSEMBLE["World Geodetic System 1984 ensemble",MEMBER["World Geodetic System 1984 (Transit)"],MEMBER["World Geodetic System 1984 (G730)"],MEMBER["World Geodetic System 1984 (G873)"],MEMBER["World Geodetic System 1984 (G1150)"],MEMBER["World Geodetic System 1984 (G1674)"],MEMBER["World Geodetic System 1984 (G1762)"],MEMBER["World Geodetic System 1984 (G2139)"],ELLIPSOID["WGS 84",6378137,298.257223563,LENGTHUNIT["metre",1]],ENSEMBLEACCURACY[2.0]],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["Horizontal component of 3D system."],AREA["World."],BBOX[-90,-180,90,180]],ID["EPSG",4326]]],ABRIDGEDTRANSFORMATION["WGS 72BE to WGS 84 (1)",METHOD["Position Vector transformation (geog2D domain)",ID["EPSG",9606]],PARAMETER["X-axis translation",0,ID["EPSG",8605]],PARAMETER["Y-axis translation",0,ID["EPSG",8606]],PARAMETER["Z-axis translation",1.9,ID["EPSG",8607]],PARAMETER["X-axis rotation",0,ID["EPSG",8608]],PARAMETER["Y-axis rotation",0,ID["EPSG",8609]],PARAMETER["Z-axis rotation",0.814,ID["EPSG",8610]],PARAMETER["Scale difference",0.99999962,ID["EPSG",8611]],USAGE[SCOPE["Geodesy."],AREA["World. Vietnam - offshore."],BBOX[-90,-180,90,180]],ID["EPSG",1240]]]