Geocentric translations (geog2D domain)
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).
OGP
2020-03-14
degree (supplier to define representation)
EPSG
Various industry sources.
2015-02-12
Geodesy, engineering survey, topographic mapping.
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.
Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree
Definition: OGC Well Known Text
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, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4743"]]
Definition: OGC Well Known Text 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]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/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,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4743"]]
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,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4743"]]');