EPSG:6201 NAD27 / Michigan Central
Système projeté (Lambert Conic Conformal (2SP Michigan)) en usage : USA - Michigan - SPCS - C. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:6201 |
|---|---|
| Nom | NAD27 / Michigan Central |
| Type | Système projeté — Lambert Conic Conformal (2SP Michigan) |
| Zone d'usage |
USA - Michigan - SPCS - C United States (USA) - Michigan - counties of Alcona; Alpena; Antrim; Arenac; Benzie; Charlevoix; Cheboygan; Clare; Crawford; Emmet; Gladwin; Grand Traverse; Iosco; Kalkaska; Lake; Leelanau; Manistee; Mason; Missaukee; Montmorency; Ogemaw; Osceola; Oscoda; Otsego; Presque Isle; Roscommon; Wexford. |
| Emprise | O -87,06° · S 43,80° · E -82,27° · N 45,92° |
| Pays | États-Unis |
| Datum | North American Datum 1927 |
| Ellipsoïde | Clarke 1866 a = 6378206.4 m · 1/f = 294.978698214 |
| Système géographique de base | EPSG:4267 — NAD27 |
| Unité | US survey foot (X east, Y north) |
| Transformation vers WGS 84 | NAD27 to WGS 84 (4) (EPSG:1173) — précision 10 m |
| Usage | Engineering survey, topographic mapping. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of false origin | 43.31666666666667 | degree |
| Longitude of false origin | -84.33333333333333 | degree |
| Latitude of 1st standard parallel | 44.18333333333333 | degree |
| Latitude of 2nd standard parallel | 45.7 | degree |
| Easting at false origin | 2000000 | US survey foot |
| Northing at false origin | 0 | US survey foot |
| Ellipsoid scaling factor | 1.0000382 | unity |
Définition proj4
+proj=lcc +lat_0=43.3166666666667 +lon_0=-84.3333333333333 +lat_1=44.1833333333333 +lat_2=45.7 +x_0=609601.219202438 +y_0=0 +k_0=1.0000382 +a=6378206.4000000004 +rf=294.9786982139 +units=us-ft +towgs84=-8,160,176 +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:6201.
WKT (format ESRI, contenu du .prj)
PROJCS["NAD27_Michigan_Central",GEOGCS["GCS_North_American_1927",DATUM["D_North_American_1927",SPHEROID["Clarke_1866",6378206.4,294.978698213898]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",2000000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-84.3333333333333],PARAMETER["Standard_Parallel_1",44.1833333333333],PARAMETER["Standard_Parallel_2",45.7],PARAMETER["Scale_Factor",1.0000382],PARAMETER["Latitude_Of_Origin",43.3166666666667],UNIT["US survey foot",0.304800609601219]]Autres systèmes — États-Unis
- EPSG:6202NAD27 / Michigan South
- EPSG:6318NAD83(2011)
- EPSG:6322NAD83(PA11)
- EPSG:6328NAD83(2011) / UTM zone 59N
- EPSG:6329NAD83(2011) / UTM zone 60N
- EPSG:6330NAD83(2011) / UTM zone 1N
- EPSG:6331NAD83(2011) / UTM zone 2N
- EPSG:6332NAD83(2011) / UTM zone 3N
- EPSG:6333NAD83(2011) / UTM zone 4N
- EPSG:6334NAD83(2011) / UTM zone 5N
- EPSG:6335NAD83(2011) / UTM zone 6N
- EPSG:6336NAD83(2011) / UTM zone 7N
- EPSG:6337NAD83(2011) / UTM zone 8N
- EPSG:6338NAD83(2011) / UTM zone 9N
- EPSG:6339NAD83(2011) / UTM zone 10N
- EPSG:6340NAD83(2011) / UTM zone 11N
- EPSG:6341NAD83(2011) / UTM zone 12N
- EPSG:6342NAD83(2011) / UTM zone 13N
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.