Molodensky-Badekas (CF geog2D domain)
Derived at 30 stations throughout Egypt 1907 network. Accuracy determined at 15 stations 0.7m in each axis. Unified transformation for whole country.
Survey Research Institute Egypt in Proceedings of the ASPRS 2006 Annual Conference.
2020-03-14
Engineering survey, topographic mapping.
See also Egypt 1907 / Blue Belt for non oil industry usage in Sinai peninsula.
Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
645042.98 572250.37
-37001.53 -88512.1
1330359.05 1255096.34
24.7 21.89
37.91 33.82
Definition: OGC Well Known Text
PROJCS["Egypt 1907 / Red Belt", GEOGCS["Egypt 1907", DATUM["Egypt_1907", SPHEROID["Helmert 1906",6378200,298.3], TOWGS84[-127.535,113.495,-12.7,1.603747,-0.153612,-5.364408,5.33745]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4229"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",30], PARAMETER["central_meridian",31], PARAMETER["scale_factor",1], PARAMETER["false_easting",615000], PARAMETER["false_northing",810000], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","22992"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["Egypt 1907 / Red Belt", BASEGEOGCRS["Egypt 1907", DATUM["Egypt 1907", ELLIPSOID["Helmert 1906",6378200,298.3, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4229]], CONVERSION["Egypt Red Belt", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",30, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",31, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",1, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",615000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",810000, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Engineering survey, topographic mapping."], AREA["Egypt - onshore between 29°E and 33°E, offshore Mediterranean east of 29°E and offshore Gulf of Suez."], BBOX[21.99,29,33.82,34.27]], ID["EPSG",22992]]
Definition: ESRI Well Known Text
PROJCS["Egypt_Red_Belt", GEOGCS["GCS_Egypt_1907", DATUM["D_Egypt_1907", SPHEROID["Helmert_1906",6378200.0,298.3]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["False_Easting",615000.0], PARAMETER["False_Northing",810000.0], PARAMETER["Central_Meridian",31.0], PARAMETER["Scale_Factor",1.0], PARAMETER["Latitude_Of_Origin",30.0], UNIT["Meter",1.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "Egypt 1907 / Red Belt", "base_crs": { "name": "Egypt 1907", "datum": { "type": "GeodeticReferenceFrame", "name": "Egypt 1907", "ellipsoid": { "name": "Helmert 1906", "semi_major_axis": 6378200, "inverse_flattening": 298.3 } }, "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": 4229 } }, "conversion": { "name": "Egypt Red Belt", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 30, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 31, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 1, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 615000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 810000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "scope": "Engineering survey, topographic mapping.", "area": "Egypt - onshore between 29°E and 33°E, offshore Mediterranean east of 29°E and offshore Gulf of Suez.", "bbox": { "south_latitude": 21.99, "west_longitude": 29, "north_latitude": 33.82, "east_longitude": 34.27 }, "id": { "authority": "EPSG", "code": 22992 } }
Definition: GeoServer
22992=PROJCS["Egypt 1907 / Red Belt",GEOGCS["Egypt 1907",DATUM["Egypt_1907",SPHEROID["Helmert 1906",6378200,298.3],TOWGS84[-127.535,113.495,-12.7,1.603747,-0.153612,-5.364408,5.33745]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4229"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",30],PARAMETER["central_meridian",31],PARAMETER["scale_factor",1],PARAMETER["false_easting",615000],PARAMETER["false_northing",810000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","22992"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=30 +lon_0=31 +k=1 +x_0=615000 +y_0=810000 +ellps=helmert +towgs84=-127.535,113.495,-12.7,1.603747,-0.153612,-5.364408,5.33745 +units=m +no_defs +type=crs"> <Layer srs="+proj=tmerc +lat_0=30 +lon_0=31 +k=1 +x_0=615000 +y_0=810000 +ellps=helmert +towgs84=-127.535,113.495,-12.7,1.603747,-0.153612,-5.364408,5.33745 +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 22992, 'EPSG', 22992, '+proj=tmerc +lat_0=30 +lon_0=31 +k=1 +x_0=615000 +y_0=810000 +ellps=helmert +towgs84=-127.535,113.495,-12.7,1.603747,-0.153612,-5.364408,5.33745 +units=m +no_defs +type=crs', 'PROJCS["Egypt 1907 / Red Belt",GEOGCS["Egypt 1907",DATUM["Egypt_1907",SPHEROID["Helmert 1906",6378200,298.3],TOWGS84[-127.535,113.495,-12.7,1.603747,-0.153612,-5.364408,5.33745]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4229"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",30],PARAMETER["central_meridian",31],PARAMETER["scale_factor",1],PARAMETER["false_easting",615000],PARAMETER["false_northing",810000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","22992"]]');