EPSG systems

EPSG:2802 NAD83(HARN) / Maine East

Projected system (Transverse Mercator) in use: USA - Maine - SPCS - E. The full definition below, and conversion in one click.

System record
CodeEPSG:2802
NameNAD83(HARN) / Maine East
TypeProjected system — Transverse Mercator
Area of use USA - Maine - SPCS - E
United States (USA) - Maine - counties of Aroostook; Hancock; Knox; Penobscot; Piscataquis; Waldo; Washington.
Bounds W -70,03° · S 43,88° · E -66,91° · N 47,47°
Countries United States
DatumNAD83 (High Accuracy Reference Network)
Ellipsoid GRS 1980 a = 6378137 m · 1/f = 298.257222101
Base geographic system EPSG:4152 — NAD83(HARN)
Unit metre (X east, Y north)
Transformation to WGS 84 NAD83(HARN) to WGS 84 (3) (EPSG:1901) — accuracy 1 m
ScopeEngineering survey, topographic mapping.

Projection parameters

ParameterValueUnit
Latitude of natural origin43.666666666666664degree
Longitude of natural origin-68.5degree
Scale factor at natural origin0.9999unity
False easting300000metre
False northing0metre

proj4 definition

+proj=tmerc +lat_0=43.6666666666667 +lon_0=-68.5 +k=0.9999 +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

Paste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:2802.

WKT (ESRI format, the .prj content)

PROJCS["NAD_1983_HARN_StatePlane_Maine_East_FIPS_1801",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",-68.5],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",43.6666666666667],UNIT["Meter",1.0]]

All systems — United States

Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.