EPSG
National Geodetic Survey http://www.ngs.noaa.gov/INFO/Policy/st_plane.html
2023-11-22
Engineering survey, topographic mapping.
State law defines grid unit as US Survey feet. For equivalent metric Federal definition see code 12332.
(0,)
Definition: OGC Well Known Text
PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",29.5], PARAMETER["central_meridian",-90.3333333333333], PARAMETER["scale_factor",0.99995], PARAMETER["false_easting",699999.9998984], PARAMETER["false_northing",0]
Definition: OGC Well Known Text 2 (2019)
CONVERSION["SPCS83 Mississippi West zone (US survey foot)", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",29.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-90.3333333333333, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.99995, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",2296583.333, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8807]], ID["EPSG",15337]]
Definition: ESRI Well Known Text
PROJECTION["Transverse_Mercator"], PARAMETER["False_Easting",699999.9998984], PARAMETER["False_Northing",0.0], PARAMETER["Central_Meridian",-90.3333333333333], PARAMETER["Scale_Factor",0.99995], PARAMETER["Latitude_Of_Origin",29.5]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "SPCS83 Mississippi West zone (US survey foot)", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 29.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -90.3333333333333, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.99995, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 2296583.333, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 15337 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=29.5 +lon_0=-90.3333333333333 +k=0.99995 +x_0=699999.9998984 +y_0=0"> <Layer srs="+proj=tmerc +lat_0=29.5 +lon_0=-90.3333333333333 +k=0.99995 +x_0=699999.9998984 +y_0=0"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 15337, 'EPSG', 15337, '+proj=tmerc +lat_0=29.5 +lon_0=-90.3333333333333 +k=0.99995 +x_0=699999.9998984 +y_0=0', 'PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",29.5],PARAMETER["central_meridian",-90.3333333333333],PARAMETER["scale_factor",0.99995],PARAMETER["false_easting",699999.9998984],PARAMETER["false_northing",0]');