EPSG systems

EPSG:4706 Egypt Gulf of Suez S-650 TL

Geographic system in latitude and longitude, in use: Egypt - Gulf of Suez. Datum, ellipsoid and transformation to WGS 84 below.

System record
CodeEPSG:4706
NameEgypt Gulf of Suez S-650 TL
TypeGeographic system
Area of use Egypt - Gulf of Suez
Bounds W 32,34° · S 27,19° · E 34,27° · N 30,01°
Countries Egypt
DatumEgypt Gulf of Suez S-650 TL
Ellipsoid Helmert 1906 a = 6378200 m · 1/f = 298.3
Unit degree (Lat north, Lon east)
Transformation to WGS 84 Egypt Gulf of Suez S-650 TL to WGS 84 (2) (EPSG:15846) — accuracy 5 m
ScopeOil and gas exploration and production.

proj4 definition

+proj=longlat +ellps=helmert +towgs84=-146.21,112.63,4.05 +no_defs

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:4706.

WKT (ESRI format, the .prj content)

GEOGCS["GCS_Egypt_Gulf_of_Suez_S-650_TL",DATUM["D_Egypt_Gulf_of_Suez_S-650_TL",SPHEROID["Helmert_1906",6378200.0,298.3]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]]

All systems — Egypt

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.