mshpgn.las mshpgn.los
Parameter files are from NAD83 to NAD83(HARN) (15) (code 1488) assuming that NAD83(HARN) is equivalent to WGS 84 within the accuracy of the transformation.
OGP
2021-09-10
metre
EPSG
Mississippi Department of Transportation / Mississippi Automated Resource Information System (MARIS), http://www.maris.state.ms.us/
2008-08-05
State-wide spatial data management.
For applications with an accuracy of better than 1m, replaced by NAD83(HARN) / Mississippi TM (code 3815).
United States (USA) - Mississippi.
Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: m.
488726.0 1301115.53
316708.19 1023971.01
660135.76 1580007.77
-91.65 30.01
-88.09 35.01
Definition: OGC Well Known Text 2 (2019)
PROJCRS["NAD83 / Mississippi TM", BASEGEOGCRS["NAD83", DATUM["North American Datum 1983", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4269]], CONVERSION["Mississippi Transverse Mercator", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",32.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-89.75, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9998335, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",500000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",1300000, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["easting (X)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["northing (Y)",north, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["State-wide spatial data management."], AREA["United States (USA) - Mississippi."], BBOX[30.01,-91.65,35.01,-88.09]], ID["EPSG",3814]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "NAD83 / Mississippi TM", "base_crs": { "name": "NAD83", "datum": { "type": "GeodeticReferenceFrame", "name": "North American Datum 1983", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4269 } }, "conversion": { "name": "Mississippi Transverse Mercator", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 32.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -89.75, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9998335, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 500000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 1300000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "X", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "Y", "direction": "north", "unit": "metre" } ] }, "scope": "State-wide spatial data management.", "area": "United States (USA) - Mississippi.", "bbox": { "south_latitude": 30.01, "west_longitude": -91.65, "north_latitude": 35.01, "east_longitude": -88.09 }, "id": { "authority": "EPSG", "code": 3814 } }