EPSG:23315 NAD83(2011) / ICS83-Watseka (ftUS)
Système projeté (Lambert Conic Conformal (1SP)) en usage : USA - Illinois - Ford, Iroquois. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:23315 |
|---|---|
| Nom | NAD83(2011) / ICS83-Watseka (ftUS) |
| Type | Système projeté — Lambert Conic Conformal (1SP) |
| Zone d'usage |
USA - Illinois - Ford, Iroquois United States (USA) - Illinois - counties of Ford and Iroquois. |
| Emprise | O -88,46° · S 40,39° · E -87,52° · N 41,02° |
| 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 | US survey foot (N north, E east) |
| Transformation vers WGS 84 | NAD83(2011) to WGS 84 (1) (EPSG:9774) — précision 2 m |
| Usage | Engineering survey, topographic mapping (large and medium scale). |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 40.75 | degree |
| Longitude of natural origin | -87.95 | degree |
| Scale factor at natural origin | 1.000024 | unity |
| False easting | 5741000 | US survey foot |
| False northing | 1739000 | US survey foot |
Définition proj4
+proj=lcc +lat_1=40.75 +lat_0=40.75 +lon_0=-87.95 +k_0=1.000024 +x_0=1749860.2997206 +y_0=530048.26009652 +ellps=GRS80 +units=us-ft +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:23315.
WKT (format ESRI, contenu du .prj)
PROJCS["NAD_1983_(2011)_ICS_Watseka_(US_Feet)",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["Lambert_Conformal_Conic"],PARAMETER["False_Easting",5741000.0],PARAMETER["False_Northing",1739000.0],PARAMETER["Central_Meridian",-87.95],PARAMETER["Standard_Parallel_1",40.75],PARAMETER["Scale_Factor",1.000024],PARAMETER["Latitude_Of_Origin",40.75],UNIT["US survey foot",0.304800609601219]]Autres systèmes — États-Unis
- EPSG:23306NAD83(2011) / ICS83-Sterling (ftUS)
- EPSG:23307NAD83(2011) / ICS83-Ottawa (ftUS)
- EPSG:23308NAD83(2011) / ICS83-Joliet (ftUS)
- EPSG:23309NAD83(2011) / ICS83-Monmouth (ftUS)
- EPSG:23310NAD83(2011) / ICS83-Galesburg (ftUS)
- EPSG:23311NAD83(2011) / ICS83-Peoria (ftUS)
- EPSG:23312NAD83(2011) / ICS83-Eureka (ftUS)
- EPSG:23313NAD83(2011) / ICS83-Bloomington (ftUS)
- EPSG:23314NAD83(2011) / ICS83-Pontiac (ftUS)
- EPSG:23316NAD83(2011) / ICS83-Quincy (ftUS)
- EPSG:23317NAD83(2011) / ICS83-Macomb (ftUS)
- EPSG:23318NAD83(2011) / ICS83-Lincoln (ftUS)
- EPSG:23319NAD83(2011) / ICS83-Decatur (ftUS)
- EPSG:23320NAD83(2011) / ICS83-Champaign (ftUS)
- EPSG:23321NAD83(2011) / ICS83-Jacksonville (ftUS)
- EPSG:23322NAD83(2011) / ICS83-Springfield (ftUS)
- EPSG:23323NAD83(2011) / ICS83-Charleston (ftUS)
- EPSG:23324NAD83(2011) / ICS83-Jerseyville (ftUS)
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.