EPSG:4743

Karbala 1979

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Parameter values from Karbala 1979 to IGRS (1) (tfm code 5077) assuming that IGRS is equivalent to WGS 84 within the accuracy of the transformation. Replaces Karbala 1979 to WGS 84 (1) (tfm code 15872).

Information source: OGP

Revision date: 2020-03-14

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Karbala 1979

Datum: Karbala 1979

Ellipsoid: Clarke 1880 (RGS)

Prime meridian: Greenwich

Data source: EPSG

Information source: Various industry sources.

Revision date: 2015-02-12

Scope: Geodesy, engineering survey, topographic mapping.

Remarks: Geodetic network established by Polservice consortium. Replaces Nahrwan 1934 (CRS code 4744). Replaced by IGRS (CRS code 3889). At time of record population, information regarding usage within oil sector is not available.

Area of use: Iraq - onshore.

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

Center coordinates
43.7 33.23

WGS84 bounds:
38.79 29.06
48.61 37.39

Iraq - onshore.
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Definition: Well Known Text (WKT)

GEOGCS["Karbala 1979",
    DATUM["Karbala_1979",
        SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],
        TOWGS84[70.995,-335.916,262.898,0,0,0,0]],
    PRIMEM["Greenwich",0],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4743"]]

Definition: ESRI WKT

GEOGCS["GCS_Karbala_1979_Polservice",DATUM["D_Karbala_1979_Polservice",SPHEROID["Clarke_1880_RGS",6378249.145,293.465]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

Definition: PROJ.4

+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=70.995,-335.916,262.898,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:4743","+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=70.995,-335.916,262.898,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "Karbala 1979",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "Karbala 1979",
        "ellipsoid": {
            "name": "Clarke 1880 (RGS)",
            "semi_major_axis": 6378249.145,
            "inverse_flattening": 293.465
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Geodesy, engineering survey, topographic mapping.",
    "area": "Iraq - onshore.",
    "bbox": {
        "south_latitude": 29.06,
        "west_longitude": 38.79,
        "north_latitude": 37.39,
        "east_longitude": 48.61
    },
    "id": {
        "authority": "EPSG",
        "code": 4743
    }
}

Definition: GeoServer

4743=GEOGCS["Karbala 1979",DATUM["Karbala_1979",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[70.995,-335.916,262.898,0,0,0,0]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4743"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"a=6378249.145"
	"rf=293.465"
	"towgs84=70.995,-335.916,262.898,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=70.995,-335.916,262.898,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=70.995,-335.916,262.898,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4743, 'EPSG', 4743, '+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=70.995,-335.916,262.898,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Karbala 1979",DATUM["Karbala_1979",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[70.995,-335.916,262.898,0,0,0,0]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4743"]]');

Definition: OGC WKT

GEOGCS["Karbala 1979",DATUM["Karbala_1979",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[70.995,-335.916,262.898,0,0,0,0]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4743"]]

Definition: OGC WKT 2 (2019)

GEOGCRS["Karbala 1979",DATUM["Karbala 1979",ELLIPSOID["Clarke 1880 (RGS)",6378249.145,293.465,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, engineering survey, topographic mapping."],AREA["Iraq - onshore."],BBOX[29.06,38.79,37.39,48.61]],ID["EPSG",4743]]