EPSG:32039 NAD27 / Texas Central
Système projeté (Lambert Conic Conformal (2SP)) en usage : USA - Texas - SPCS - C. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:32039 |
|---|---|
| Nom | NAD27 / Texas Central |
| Type | Système projeté — Lambert Conic Conformal (2SP) |
| Zone d'usage |
USA - Texas - SPCS - C United States (USA) - Texas - counties of Anderson; Angelina; Bastrop; Bell; Blanco; Bosque; Brazos; Brown; Burleson; Burnet; Cherokee; Coke; Coleman; Comanche; Concho; Coryell; Crane; Crockett; Culberson; Ector; El Paso; Falls; Freestone; Gillespie; Glasscock; Grimes; Hamilton; Hardin; Houston; Hudspeth; Irion; Jasper; Jeff Davis; Kimble; Lampasas; Lee; Leon; Liberty; Limestone; Llano; Loving; Madison; Mason; McCulloch; McLennan; Menard; Midland; Milam; Mills; Montgomery; Nacogdoches; Newton; Orange; Pecos; Polk; Reagan; Reeves; Robertson; Runnels; Sabine; San Augustine; San Jacinto; San Saba |
| Emprise | O -106,66° · S 29,78° · E -93,50° · N 32,27° |
| 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 (6) (EPSG:1175) — précision 7 m |
| Usage | Engineering survey, topographic mapping. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of false origin | 29.666666666666668 | degree |
| Longitude of false origin | -100.33333333333333 | degree |
| Latitude of 1st standard parallel | 30.116666666666667 | degree |
| Latitude of 2nd standard parallel | 31.883333333333333 | degree |
| Easting at false origin | 2000000 | US survey foot |
| Northing at false origin | 0 | US survey foot |
Définition proj4
+proj=lcc +lat_0=29.6666666666667 +lon_0=-100.333333333333 +lat_1=30.1166666666667 +lat_2=31.8833333333333 +x_0=609601.219202438 +y_0=0 +a=6378206.4000000004 +rf=294.9786982139 +units=us-ft +towgs84=-8,159,175 +no_defs
À coller dans QGIS, proj4js, PostGIS (spatial_ref_sys) ou GDAL. +towgs84 porte la transformation EPSG vers WGS 84 ; le code officiel reste EPSG:32039.
WKT (format ESRI, contenu du .prj)
PROJCS["NAD_1927_StatePlane_Texas_Central_FIPS_4203",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",-100.333333333333],PARAMETER["Standard_Parallel_1",30.1166666666667],PARAMETER["Standard_Parallel_2",31.8833333333333],PARAMETER["Latitude_Of_Origin",29.6666666666667],UNIT["US survey foot",0.304800609601219]]
Autres systèmes — États-Unis
- EPSG:32028NAD27 / Pennsylvania North
- EPSG:32030NAD27 / Rhode Island
- EPSG:32031NAD27 / South Carolina North
- EPSG:32033NAD27 / South Carolina South
- EPSG:32034NAD27 / South Dakota North
- EPSG:32035NAD27 / South Dakota South
- EPSG:32037NAD27 / Texas North
- EPSG:32038NAD27 / Texas North Central
- EPSG:32040NAD27 / Texas South Central
- EPSG:32041NAD27 / Texas South
- EPSG:32042NAD27 / Utah North
- EPSG:32043NAD27 / Utah Central
- EPSG:32044NAD27 / Utah South
- EPSG:32045NAD27 / Vermont
- EPSG:32046NAD27 / Virginia North
- EPSG:32047NAD27 / Virginia South
- EPSG:32048NAD27 / Washington North
- EPSG:32049NAD27 / Washington South
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.