EPSG:27705 WGS 84 / Equi7 North America
Système projeté (Azimuthal Equidistant) en usage : North America - Equi7. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:27705 |
|---|---|
| Nom | WGS 84 / Equi7 North America |
| Type | Système projeté — Azimuthal Equidistant |
| Zone d'usage |
North America - Equi7 North America including Greenland, the Caribbean and Central America, together with circum-polar area north of 83°40'N. Excluding the circum-polar area, the longitude extent is from 167.65° in west across the 180° meridian to 15.72° in east. |
| Emprise | O -180,00° · S 7,98° · E 180,00° · N 90,00° |
| Pays | Groenland |
| Datum | World Geodetic System 1984 |
| Ellipsoïde | WGS 84 a = 6378137 m · 1/f = 298.257223563 |
| Système géographique de base | EPSG:4326 — WGS 84 |
| Unité | metre (E east, N north) |
| Transformation vers WGS 84 | Aucune : c'est WGS 84 |
| Usage | Continental mapping of raster data. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 52 | degree |
| Longitude of natural origin | -97.5 | degree |
| False easting | 8264722.177 | metre |
| False northing | 4867518.353 | metre |
Définition proj4
+proj=aeqd +lat_0=52 +lon_0=-97.5 +x_0=8264722.177 +y_0=4867518.353 +datum=WGS84 +units=m +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:27705.
WKT (format ESRI, contenu du .prj)
PROJCS["WGS_1984_Equi7_North_America",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Azimuthal_Equidistant"],PARAMETER["False_Easting",8264722.177],PARAMETER["False_Northing",4867518.353],PARAMETER["Central_Meridian",-97.5],PARAMETER["Latitude_Of_Origin",52.0],UNIT["Meter",1.0]]Autres systèmes — Groenland
- EPSG:3183GR96 / UTM zone 23N
- EPSG:3184GR96 / UTM zone 24N
- EPSG:3185GR96 / UTM zone 25N
- EPSG:3186GR96 / UTM zone 26N
- EPSG:3187GR96 / UTM zone 27N
- EPSG:3188GR96 / UTM zone 28N
- EPSG:3189GR96 / UTM zone 29N
- EPSG:4194Qornoq 1927
- EPSG:4195Scoresbysund 1952
- EPSG:4196Ammassalik 1958
- EPSG:4747GR96
- EPSG:6053GR96 / EPSG Arctic zone 3-29
- EPSG:10598WGS 84 / GLANCE North America
- EPSG:32623WGS 84 / UTM zone 23N
- EPSG:32624WGS 84 / UTM zone 24N
- EPSG:32625WGS 84 / UTM zone 25N
- EPSG:32626WGS 84 / UTM zone 26N
- EPSG:32627WGS 84 / UTM zone 27N
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.