EPSG:3854 County ST74
Système projeté (Transverse Mercator) en usage : Sweden - Stockholm county. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:3854 |
|---|---|
| Nom | County ST74 |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
Sweden - Stockholm county Sweden - Stockholm county. Municipalities of Botkyrka, Danderyd, Ekerö, Haninge, Huddinge, Järfälla, Lidingö, Nacka, Nynäshamn, Salem, Sigtuna, Sollentuna, Solna, Stockholm and Sundbyberg. |
| Emprise | O 17,25° · S 58,69° · E 19,61° · N 60,27° |
| Pays | Suède |
| Datum | SWEREF99 |
| Ellipsoïde | GRS 1980 a = 6378137 m · 1/f = 298.257222101 |
| Système géographique de base | EPSG:4619 — SWEREF99 |
| Unité | metre (x north, y east) |
| Transformation vers WGS 84 | SWEREF99 to WGS 84 (1) (EPSG:1879) — précision 1 m |
| Usage | Cadastre, engineering survey, topographic mapping (large scale). |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 0 | degree |
| Longitude of natural origin | 18.05787 | degree |
| Scale factor at natural origin | 0.99999506 | unity |
| False easting | 100182.7406 | metre |
| False northing | -6500620.1207 | metre |
Définition proj4
+proj=tmerc +lat_0=0 +lon_0=18.05787 +k=0.99999506 +x_0=100182.7406 +y_0=-6500620.1207 +ellps=GRS80 +units=m +towgs84=0,0,0 +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:3854.
WKT (format ESRI, contenu du .prj)
PROJCS["SWEREF99_County_ST74",GEOGCS["GCS_SWEREF99",DATUM["D_SWEREF99",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",100182.7406],PARAMETER["False_Northing",-6500620.1207],PARAMETER["Central_Meridian",18.05787],PARAMETER["Scale_Factor",0.99999506],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]Autres systèmes — Suède
- EPSG:3023RT90 2.5 gon O
- EPSG:3024RT90 5 gon O
- EPSG:3025RT38 7.5 gon V
- EPSG:3026RT38 5 gon V
- EPSG:3027RT38 2.5 gon V
- EPSG:3028RT38 0 gon
- EPSG:3029RT38 2.5 gon O
- EPSG:3030RT38 5 gon O
- EPSG:3152ST74
- EPSG:3845SWEREF99 / RT90 7.5 gon V emulation
- EPSG:3846SWEREF99 / RT90 5 gon V emulation
- EPSG:3847SWEREF99 / RT90 2.5 gon V emulation
- EPSG:3848SWEREF99 / RT90 0 gon emulation
- EPSG:3849SWEREF99 / RT90 2.5 gon O emulation
- EPSG:3850SWEREF99 / RT90 5 gon O emulation
- EPSG:4124RT90
- EPSG:4308RT38
- EPSG:4619SWEREF99
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.