EPSG:4744

Nahrwan 1934

Transform Get position on a map

Available transformations
to EPSG:4326
No other targets exist for this CRS

  • Iraq - onshore. , accuracy 30.0 m, code 7033 (default) [3]

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Derived by concatenation of parameter values published by IGN Paris from Nahrwan 1934 to WGS 72 at the Nahrwan SE Base station near Baghdad with DMA WGS 72 to WGS 84 parameter values. For more accurate transformation away from origin see codes 7008-7032.

Information source: Total

Revision date: 2020-03-14

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Nahrwan 1934

Datum: Nahrwan 1934

Ellipsoid: Clarke 1880 (RGS)

Prime meridian: Greenwich

Data source: EPSG

Information source: Various industry sources.

Revision date: 2015-02-12

Scope: Oil and gas exploration and production.

Remarks: In Iran, replaced by FD58. In Iraq, replaced by Karbala 1979.

Area of use: Iraq - onshore; Iran - onshore northern Gulf coast and west bordering southeast Iraq.

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

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Center coordinates
43.7 33.22

WGS84 bounds:
38.79 29.06
48.61 37.39

Iraq - onshore.
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Definition: OGC Well Known Text

GEOGCS["Nahrwan 1934",
    DATUM["Nahrwan_1934",
        SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],
        TOWGS84[-242.2,-144.9,370.3,0,0,0,0]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4744"]]

Definition: OGC Well Known Text 2 (2019)

GEOGCRS["Nahrwan 1934",
    DATUM["Nahrwan 1934",
        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["Oil and gas exploration and production."],
        AREA["Iraq - onshore; Iran - onshore northern Gulf coast and west bordering southeast Iraq."],
        BBOX[29.06,38.79,37.39,51.06]],
    ID["EPSG",4744]]

Definition: ESRI Well Known Text

GEOGCS["GCS_Nahrwan_1934",
    DATUM["D_Nahrwan_1934",
        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=-242.2,-144.9,370.3,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4744","+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=-242.2,-144.9,370.3,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "Nahrwan 1934",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "Nahrwan 1934",
        "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": "Oil and gas exploration and production.",
    "area": "Iraq - onshore; Iran - onshore northern Gulf coast and west bordering southeast Iraq.",
    "bbox": {
        "south_latitude": 29.06,
        "west_longitude": 38.79,
        "north_latitude": 37.39,
        "east_longitude": 51.06
    },
    "id": {
        "authority": "EPSG",
        "code": 4744
    }
}

Definition: GeoServer

4744=GEOGCS["Nahrwan 1934",DATUM["Nahrwan_1934",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[-242.2,-144.9,370.3,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4744"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"a=6378249.145"
	"rf=293.465"
	"towgs84=-242.2,-144.9,370.3,0,0,0,0"
	"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=-242.2,-144.9,370.3,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=-242.2,-144.9,370.3,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4744, 'EPSG', 4744, '+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=-242.2,-144.9,370.3,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Nahrwan 1934",DATUM["Nahrwan_1934",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[-242.2,-144.9,370.3,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4744"]]');