EPSG:7131 NAD83(2011) / San Francisco CS13
Système projeté (Transverse Mercator) en usage : USA - California - San Francisco Bay Area. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:7131 |
|---|---|
| Nom | NAD83(2011) / San Francisco CS13 |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
USA - California - San Francisco Bay Area United States (USA) - California - San Francisco bay area - counties of Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Santa Cruz, Solano and Sonoma. |
| Emprise | O -123,56° · S 36,85° · E -121,20° · N 38,87° |
| Pays | États-Unis |
| Datum | NAD83 (National Spatial Reference System 2011) |
| Ellipsoïde | GRS 1980 a = 6378137 m · 1/f = 298.257222101 |
| Système géographique de base | EPSG:6318 — NAD83(2011) |
| Unité | metre (X east, Y north) |
| Transformation vers WGS 84 | NAD83(2011) to WGS 84 (1) (EPSG:9774) — précision 2 m |
| Usage | Spatial referencing in and around city and county of San Francisco. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 37.75 | degree |
| Longitude of natural origin | -122.45 | degree |
| Scale factor at natural origin | 1.000007 | unity |
| False easting | 48000 | metre |
| False northing | 24000 | metre |
Définition proj4
+proj=tmerc +lat_0=37.75 +lon_0=-122.45 +k=1.000007 +x_0=48000 +y_0=24000 +ellps=GRS80 +units=m +towgs84=0,0,0 +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:7131.
WKT (format ESRI, contenu du .prj)
PROJCS["NAD_1983_2011_San_Francisco_CS13_Meters",GEOGCS["GCS_NAD_1983_2011",DATUM["D_NAD_1983_2011",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",48000.0],PARAMETER["False_Northing",24000.0],PARAMETER["Central_Meridian",-122.45],PARAMETER["Scale_Factor",1.000007],PARAMETER["Latitude_Of_Origin",37.75],UNIT["Meter",1.0]]Autres systèmes — États-Unis
- EPSG:7112NAD83(2011) / RMTCRS Fort Belknap (m)
- EPSG:7113NAD83(2011) / RMTCRS Fort Peck Assiniboine (m)
- EPSG:7114NAD83(2011) / RMTCRS Fort Peck Sioux (m)
- EPSG:7115NAD83(2011) / RMTCRS Crow (m)
- EPSG:7116NAD83(2011) / RMTCRS Bobcat (m)
- EPSG:7117NAD83(2011) / RMTCRS Billings (m)
- EPSG:7118NAD83(2011) / RMTCRS Wind River (m)
- EPSG:7119NAD83(2011) / RMTCRS St Mary (ft)
- EPSG:7120NAD83(2011) / RMTCRS Blackfeet (ft)
- EPSG:7121NAD83(2011) / RMTCRS Milk River (ft)
- EPSG:7122NAD83(2011) / RMTCRS Fort Belknap (ft)
- EPSG:7123NAD83(2011) / RMTCRS Fort Peck Assiniboine (ft)
- EPSG:7124NAD83(2011) / RMTCRS Fort Peck Sioux (ft)
- EPSG:7125NAD83(2011) / RMTCRS Crow (ft)
- EPSG:7126NAD83(2011) / RMTCRS Bobcat (ft)
- EPSG:7127NAD83(2011) / RMTCRS Billings (ft)
- EPSG:7128NAD83(2011) / RMTCRS Wind River (ftUS)
- EPSG:7132NAD83(2011) / San Francisco CS13 (ftUS)
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.