EPSG:26934 NAD83 / Alaska zone 4
Projected system (Transverse Mercator) in use: USA - Alaska - 152°W to 148°W. The full definition below, and conversion in one click.
| Code | EPSG:26934 |
|---|---|
| Name | NAD83 / Alaska zone 4 |
| Type | Projected system — Transverse Mercator |
| Area of use |
USA - Alaska - 152°W to 148°W United States (USA) - Alaska - between 152°W and 148°W, onshore. |
| Bounds | W -152,01° · S 59,11° · E -147,99° · N 70,63° |
| 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 natural origin | 54 | degree |
| Longitude of natural origin | -150 | degree |
| Scale factor at natural origin | 0.9999 | unity |
| False easting | 500000 | metre |
| False northing | 0 | metre |
proj4 definition
+proj=tmerc +lat_0=54 +lon_0=-150 +k=0.9999 +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:26934.
WKT (ESRI format, the .prj content)
PROJCS["NAD_1983_StatePlane_Alaska_4_FIPS_5004",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["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-150.0],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",54.0],UNIT["Meter",1.0]]Other systems — United States
- EPSG:26929NAD83 / Alabama East
- EPSG:26930NAD83 / Alabama West
- EPSG:26931NAD83 / Alaska zone 1
- EPSG:26932NAD83 / Alaska zone 2
- EPSG:26933NAD83 / Alaska zone 3
- EPSG:26935NAD83 / Alaska zone 5
- EPSG:26936NAD83 / Alaska zone 6
- EPSG:26937NAD83 / Alaska zone 7
- EPSG:26938NAD83 / Alaska zone 8
- EPSG:26939NAD83 / Alaska zone 9
- EPSG:26940NAD83 / Alaska zone 10
- EPSG:26941NAD83 / California zone 1
- EPSG:26942NAD83 / California zone 2
- EPSG:26943NAD83 / California zone 3
- EPSG:26944NAD83 / California zone 4
- EPSG:26945NAD83 / California zone 5
- EPSG:26946NAD83 / California zone 6
- EPSG:26948NAD83 / Arizona East
Source: EPSG registry v11.022 (IOGP), through the PROJ database. Always check a code on epsg.org before contractual work.