EPSG:26987 NAD83 / Massachusetts Island
Projected system (Lambert Conic Conformal (2SP)) in use: USA - Massachusetts - SPCS - islands. The full definition below, and conversion in one click.
| Code | EPSG:26987 |
|---|---|
| Name | NAD83 / Massachusetts Island |
| Type | Projected system — Lambert Conic Conformal (2SP) |
| Area of use |
USA - Massachusetts - SPCS - islands United States (USA) - Massachusetts offshore - counties of Dukes; Nantucket. |
| Bounds | W -70,91° · S 41,19° · E -69,89° · N 41,51° |
| Countries | United States |
| Datum | North American Datum 1983 |
| Ellipsoid | GRS 1980 a = 6378137 m · 1/f = 298.257222101 |
| Base geographic system | EPSG:4269 — NAD83 |
| Unit | metre (X east, Y north) |
| Transformation to WGS 84 | NAD83 to WGS 84 (1) (EPSG:1188) — accuracy 4 m |
| Scope | Engineering survey, topographic mapping. |
Projection parameters
| Parameter | Value | Unit |
|---|---|---|
| Latitude of false origin | 41 | degree |
| Longitude of false origin | -70.5 | degree |
| Latitude of 1st standard parallel | 41.483333333333334 | degree |
| Latitude of 2nd standard parallel | 41.28333333333333 | degree |
| Easting at false origin | 500000 | metre |
| Northing at false origin | 0 | metre |
proj4 definition
+proj=lcc +lat_0=41 +lon_0=-70.5 +lat_1=41.4833333333333 +lat_2=41.2833333333333 +x_0=500000 +y_0=0 +a=6378137 +rf=298.257222101 +units=m +towgs84=0,0,0 +no_defsPaste it into QGIS, proj4js, PostGIS (spatial_ref_sys) or GDAL. +towgs84 carries the EPSG transformation to WGS 84; the official code stays EPSG:26987.
WKT (ESRI format, the .prj content)
PROJCS["NAD_1983_StatePlane_Massachusetts_Island_FIPS_2002",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-70.5],PARAMETER["Standard_Parallel_1",41.4833333333333],PARAMETER["Standard_Parallel_2",41.2833333333333],PARAMETER["Latitude_Of_Origin",41.0],UNIT["Meter",1.0]]Other systems — United States
- EPSG:26977NAD83 / Kansas North
- EPSG:26978NAD83 / Kansas South
- EPSG:26980NAD83 / Kentucky South
- EPSG:26981NAD83 / Louisiana North
- EPSG:26982NAD83 / Louisiana South
- EPSG:26983NAD83 / Maine East
- EPSG:26984NAD83 / Maine West
- EPSG:26985NAD83 / Maryland
- EPSG:26986NAD83 / Massachusetts Mainland
- EPSG:26988NAD83 / Michigan North
- EPSG:26989NAD83 / Michigan Central
- EPSG:26990NAD83 / Michigan South
- EPSG:26991NAD83 / Minnesota North
- EPSG:26992NAD83 / Minnesota Central
- EPSG:26993NAD83 / Minnesota South
- EPSG:26994NAD83 / Mississippi East
- EPSG:26995NAD83 / Mississippi West
- EPSG:26996NAD83 / Missouri East
Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.