EPSG:2760 NAD83(HARN) / Alabama West
Système projeté (Transverse Mercator) en usage : USA - Alabama - SPCS - W. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:2760 |
|---|---|
| Nom | NAD83(HARN) / Alabama West |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
USA - Alabama - SPCS - W United States (USA) - Alabama west of approximately 86°37'W - counties Autauga; Baldwin; Bibb; Blount; Butler; Chilton; Choctaw; Clarke; Colbert; Conecuh; Cullman; Dallas; Escambia; Fayette; Franklin; Greene; Hale; Jefferson; Lamar; Lauderdale; Lawrence; Limestone; Lowndes; Marengo; Marion; Mobile; Monroe; Morgan; Perry; Pickens; Shelby; Sumter; Tuscaloosa; Walker; Washington; Wilcox; Winston. |
| Emprise | O -88,48° · S 30,14° · E -86,30° · N 35,02° |
| Pays | États-Unis |
| Datum | NAD83 (High Accuracy Reference Network) |
| Ellipsoïde | GRS 1980 a = 6378137 m · 1/f = 298.257222101 |
| Système géographique de base | EPSG:4152 — NAD83(HARN) |
| Unité | metre (X east, Y north) |
| Transformation vers WGS 84 | NAD83(HARN) to WGS 84 (3) (EPSG:1901) — précision 1 m |
| Usage | Engineering survey, topographic mapping. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 30 | degree |
| Longitude of natural origin | -87.5 | degree |
| Scale factor at natural origin | 0.999933333 | unity |
| False easting | 600000 | metre |
| False northing | 0 | metre |
Définition proj4
+proj=tmerc +lat_0=30 +lon_0=-87.5 +k=0.999933333 +x_0=600000 +y_0=0 +ellps=GRS80 +units=m +towgs84=-0.991,1.9072,0.5129,0.02579,0.00965,0.01166,0 +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:2760.
WKT (format ESRI, contenu du .prj)
PROJCS["NAD_1983_HARN_StatePlane_Alabama_West_FIPS_0102",GEOGCS["GCS_North_American_1983_HARN",DATUM["D_North_American_1983_HARN",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",600000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-87.5],PARAMETER["Scale_Factor",0.999933333],PARAMETER["Latitude_Of_Origin",30.0],UNIT["Meter",1.0]]Autres systèmes — États-Unis
- EPSG:2759NAD83(HARN) / Alabama East
- EPSG:2761NAD83(HARN) / Arizona East
- EPSG:2762NAD83(HARN) / Arizona Central
- EPSG:2763NAD83(HARN) / Arizona West
- EPSG:2764NAD83(HARN) / Arkansas North
- EPSG:2765NAD83(HARN) / Arkansas South
- EPSG:2766NAD83(HARN) / California zone 1
- EPSG:2767NAD83(HARN) / California zone 2
- EPSG:2768NAD83(HARN) / California zone 3
- EPSG:2769NAD83(HARN) / California zone 4
- EPSG:2770NAD83(HARN) / California zone 5
- EPSG:2771NAD83(HARN) / California zone 6
- EPSG:2772NAD83(HARN) / Colorado North
- EPSG:2773NAD83(HARN) / Colorado Central
- EPSG:2774NAD83(HARN) / Colorado South
- EPSG:2775NAD83(HARN) / Connecticut
- EPSG:2776NAD83(HARN) / Delaware
- EPSG:2777NAD83(HARN) / Florida East
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.