EPSG:25393 Luzon 1911 / Philippines zone III
Système projeté (Transverse Mercator) en usage : Philippines - zone III onshore. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:25393 |
|---|---|
| Nom | Luzon 1911 / Philippines zone III |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
Philippines - zone III onshore Philippines - onshore approximately between 120°E and 122°E. Luzon (west of 122°E); Mindoro. |
| Emprise | O 119,70° · S 4,99° · E 122,21° · N 19,45° |
| Pays | Philippines |
| Datum | Luzon 1911 |
| Ellipsoïde | Clarke 1866 a = 6378206.4 m · 1/f = 294.978698214 |
| Système géographique de base | EPSG:4253 — Luzon 1911 |
| Unité | metre (X east, Y north) |
| Transformation vers WGS 84 | Luzon 1911 to WGS 84 (1) (EPSG:1161) — précision 17 m |
| Usage | Engineering survey, topographic mapping. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 0 | degree |
| Longitude of natural origin | 121 | degree |
| Scale factor at natural origin | 0.99995 | unity |
| False easting | 500000 | metre |
| False northing | 0 | metre |
Définition proj4
+proj=tmerc +lat_0=0 +lon_0=121 +k=0.99995 +x_0=500000 +y_0=0 +ellps=clrk66 +units=m +towgs84=-133,-77,-51 +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:25393.
WKT (format ESRI, contenu du .prj)
PROJCS["Philippines_Zone_III",GEOGCS["GCS_Luzon_1911",DATUM["D_Luzon_1911",SPHEROID["Clarke_1866",6378206.4,294.978698213898]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",121.0],PARAMETER["Scale_Factor",0.99995],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]Autres systèmes — Philippines
- EPSG:3121PRS92 / Philippines zone 1
- EPSG:3122PRS92 / Philippines zone 2
- EPSG:3123PRS92 / Philippines zone 3
- EPSG:3124PRS92 / Philippines zone 4
- EPSG:3125PRS92 / Philippines zone 5
- EPSG:4253Luzon 1911
- EPSG:4683PRS92
- EPSG:25391Luzon 1911 / Philippines zone I
- EPSG:25392Luzon 1911 / Philippines zone II
- EPSG:25394Luzon 1911 / Philippines zone IV
- EPSG:25395Luzon 1911 / Philippines zone V
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.