Systèmes EPSG

EPSG:3077 NAD83(HARN) / Maine CS2000 West

Système projeté (Transverse Mercator) en usage : USA - Maine - CS2000 - W. La définition complète ci-dessous, et la conversion en un clic.

Fiche du système
CodeEPSG:3077
NomNAD83(HARN) / Maine CS2000 West
TypeSystème projeté — Transverse Mercator
Zone d'usage USA - Maine - CS2000 - W
United States (USA) - Maine west of approximately 69°40'W. The area is bounded by the following: Beginning at the point determined by the intersection of the Maine State line and the County Line between Aroostook and Somerset Counties, thence following the Somerset County line Easterly to the Northwest corner of the Somerset and Piscataquis county line, thence Southerly along this county line to the northeast corner of the Athens town line, thence westerly along the town line between Brighton Plantation and Athens to the westerly corner of Athens, and continuing southerly to the southwest corn
Emprise O -71,09° · S 43,07° · E -69,60° · N 46,58°
Pays États-Unis
DatumNAD83 (High Accuracy Reference Network)
Ellipsoïde GRS 1980 a = 6378137 m · 1/f = 298.257222101
Système géographique de base EPSG:4152 — NAD83(HARN)
Unité metre (X east, Y north)
Transformation vers WGS 84 NAD83(HARN) to WGS 84 (3) (EPSG:1901) — précision 1 m
UsageEngineering survey, topographic mapping.

Paramètres de la projection

ParamètreValeurUnité
Latitude of natural origin42.833333333333336degree
Longitude of natural origin-70.375degree
Scale factor at natural origin0.99998unity
False easting300000metre
False northing0metre

Définition proj4

+proj=tmerc +lat_0=42.8333333333333 +lon_0=-70.375 +k=0.99998 +x_0=300000 +y_0=0 +ellps=GRS80 +units=m +towgs84=-0.991,1.9072,0.5129,0.02579,0.00965,0.01166,0 +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:3077.

WKT (format ESRI, contenu du .prj)

PROJCS["NAD_1983_HARN_Maine_2000_West_Zone",GEOGCS["GCS_North_American_1983_HARN",DATUM["D_North_American_1983_HARN",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",300000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-70.375],PARAMETER["Scale_Factor",0.99998],PARAMETER["Latitude_Of_Origin",42.8333333333333],UNIT["Meter",1.0]]

Tous les systèmes — États-Unis

Source : registre EPSG v11.022 (IOGP), via la base PROJ. Vérifiez toujours un code sur epsg.org avant un travail contractuel.