EPSG:7857 GDA2020 / MGA zone 57
Système projeté (Transverse Mercator) en usage : Australia - 156°E to 162°E including Macquarie. La définition complète ci-dessous, et la conversion en un clic.
| Code | EPSG:7857 |
|---|---|
| Nom | GDA2020 / MGA zone 57 |
| Type | Système projeté — Transverse Mercator |
| Zone d'usage |
Australia - 156°E to 162°E including Macquarie Australia including Lord Howe Island and Macquarie Island - onshore and offshore between 156°E and 162°E. |
| Emprise | O 156,00° · S -60,56° · E 162,01° · N -14,08° |
| Pays | Australie |
| Datum | Geocentric Datum of Australia 2020 |
| Ellipsoïde | GRS 1980 a = 6378137 m · 1/f = 298.257222101 |
| Système géographique de base | EPSG:7844 — GDA2020 |
| Unité | metre (E east, N north) |
| Transformation vers WGS 84 | GDA2020 to WGS 84 (2) (EPSG:8450) — précision 3 m |
| Usage | Engineering survey, topographic mapping. |
Paramètres de la projection
| Paramètre | Valeur | Unité |
|---|---|---|
| Latitude of natural origin | 0 | degree |
| Longitude of natural origin | 159 | degree |
| Scale factor at natural origin | 0.9996 | unity |
| False easting | 500000 | metre |
| False northing | 10000000 | metre |
Définition proj4
+proj=utm +zone=57 +south +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:7857.
WKT (format ESRI, contenu du .prj)
PROJCS["GDA2020_MGA_Zone_57",GEOGCS["GCS_GDA2020",DATUM["GDA2020",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",10000000.0],PARAMETER["Central_Meridian",159.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]Autres systèmes — Australie
- EPSG:7844GDA2020
- EPSG:7845GDA2020 / GA LCC
- EPSG:7848GDA2020 / MGA zone 48
- EPSG:7849GDA2020 / MGA zone 49
- EPSG:7850GDA2020 / MGA zone 50
- EPSG:7851GDA2020 / MGA zone 51
- EPSG:7852GDA2020 / MGA zone 52
- EPSG:7853GDA2020 / MGA zone 53
- EPSG:7854GDA2020 / MGA zone 54
- EPSG:7855GDA2020 / MGA zone 55
- EPSG:7856GDA2020 / MGA zone 56
- EPSG:7858GDA2020 / MGA zone 58
- EPSG:7899GDA2020 / Vicgrid
- EPSG:8013GDA2020 / ALB2020
- EPSG:8014GDA2020 / BIO2020
- EPSG:8015GDA2020 / BRO2020
- EPSG:8016GDA2020 / BCG2020
- EPSG:8017GDA2020 / CARN2020
Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.