EPSG:2830 NAD83(HARN) / New York West
Système projeté (Transverse Mercator) en usage : USA - New York - SPCS - W. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:2830 |
|---|---|
| Nom | NAD83(HARN) / New York West |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
USA - New York - SPCS - W United States (USA) - New York - counties of Allegany; Cattaraugus; Chautauqua; Erie; Genesee; Livingston; Monroe; Niagara; Orleans; Wyoming. |
| Emprise | O -79,77° · S 41,99° · E -77,36° · N 43,64° |
| 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 | 40 | degree |
| Longitude of natural origin | -78.58333333333333 | degree |
| Scale factor at natural origin | 0.9999375 | unity |
| False easting | 350000 | metre |
| False northing | 0 | metre |
Définition proj4
+proj=tmerc +lat_0=40 +lon_0=-78.5833333333333 +k=0.9999375 +x_0=350000 +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:2830.
WKT (format ESRI, contenu du .prj)
PROJCS["NAD_1983_HARN_StatePlane_New_York_West_FIPS_3103",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",350000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-78.5833333333333],PARAMETER["Scale_Factor",0.9999375],PARAMETER["Latitude_Of_Origin",40.0],UNIT["Meter",1.0]]Autres systèmes — États-Unis
- EPSG:2821NAD83(HARN) / Nevada Central
- EPSG:2822NAD83(HARN) / Nevada West
- EPSG:2823NAD83(HARN) / New Hampshire
- EPSG:2824NAD83(HARN) / New Jersey
- EPSG:2825NAD83(HARN) / New Mexico East
- EPSG:2826NAD83(HARN) / New Mexico Central
- EPSG:2827NAD83(HARN) / New Mexico West
- EPSG:2828NAD83(HARN) / New York East
- EPSG:2829NAD83(HARN) / New York Central
- EPSG:2831NAD83(HARN) / New York Long Island
- EPSG:2832NAD83(HARN) / North Dakota North
- EPSG:2833NAD83(HARN) / North Dakota South
- EPSG:2834NAD83(HARN) / Ohio North
- EPSG:2835NAD83(HARN) / Ohio South
- EPSG:2836NAD83(HARN) / Oklahoma North
- EPSG:2837NAD83(HARN) / Oklahoma South
- EPSG:2838NAD83(HARN) / Oregon North
- EPSG:2839NAD83(HARN) / Oregon South
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.