EPSG:3393 Karbala 1979 / UTM zone 39N
Système projeté (Transverse Mercator) en usage : Iraq - east of 48°E onshore. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:3393 |
|---|---|
| Nom | Karbala 1979 / UTM zone 39N |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
Iraq - east of 48°E onshore Iraq - onshore east of 48°E. |
| Emprise | O 48,00° · S 29,87° · E 48,61° · N 31,00° |
| Pays | Irak |
| Datum | Karbala 1979 |
| Ellipsoïde | Clarke 1880 (RGS) a = 6378249.145 m · 1/f = 293.465 |
| Système géographique de base | EPSG:4743 — Karbala 1979 |
| Unité | metre (E east, N north) |
| Transformation vers WGS 84 | Karbala 1979 to WGS 84 (2) (EPSG:5078) — précision 1 m |
| Usage | Engineering survey, topographic mapping. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 0 | degree |
| Longitude of natural origin | 51 | degree |
| Scale factor at natural origin | 0.9996 | unity |
| False easting | 500000 | metre |
| False northing | 0 | metre |
Définition proj4
+proj=utm +zone=39 +a=6378249.145 +rf=293.465 +units=m +towgs84=70.995,-335.916,262.898 +no_defsÀ coller dans QGIS, proj4js, PostGIS (spatial_ref_sys) ou GDAL. +towgs84 porte la transformation EPSG vers WGS 84 ; le code officiel reste EPSG:3393.
WKT (format ESRI, contenu du .prj)
PROJCS["Karbala_1979_Polservice_UTM_Zone_39N",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]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",51.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]Autres systèmes — Irak
- EPSG:3391Karbala 1979 / UTM zone 37N
- EPSG:3392Karbala 1979 / UTM zone 38N
- EPSG:3394Nahrwan 1934 / Iraq zone
- EPSG:3889IGRS
- EPSG:3890IGRS / UTM zone 37N
- EPSG:3891IGRS / UTM zone 38N
- EPSG:3892IGRS / UTM zone 39N
- EPSG:3893ED50 / Iraq National Grid
- EPSG:4667IKBD-92
- EPSG:4743Karbala 1979
- EPSG:4744Nahrwan 1934
- EPSG:6646Karbala 1979 / Iraq National Grid
- EPSG:7005Nahrwan 1934 / UTM zone 37N
- EPSG:7006Nahrwan 1934 / UTM zone 38N
- EPSG:7007Nahrwan 1934 / UTM zone 39N
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.