Geocentric translations (geog2D domain)
For many purposes NAD83(2011) can be considered to be coincident with WGS 84. This approximation ignores the ~2.2m offset of NAD83 from the geocentre, the low accuracy of the WGS 84 ensemble and the application of tectonic plate motion to WGS 84 data.
IOGP
2021-09-08
US survey foot
NAD83 (National Spatial Reference System 2011)
EPSG
Indiana Department of Transportation (INDOT), Land & Aerial Survey Division. For definition file see http://www.in.gov/indot/InGCS.htm
2015-09-18
Engineering survey.
Part of the Indiana Geospatial Coordinate System (InGCS). Defined as separate zones for each county these having identical projection parameter values: see info source. Defining parameters are metric - see CRS code 7297.
United States (USA) - Indiana - counties of Fountain and Warren.
Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: ftUS.
-9735045.35 4778226.51
-41079737.38 -8982619.9
9262118.48 34372965.43
167.65 14.92
-63.88 74.71
Definition: OGC Well Known Text
PROJCS["NAD83(2011) / InGCS Fountain-Warren (ftUS)", GEOGCS["NAD83(2011)", DATUM["NAD83_National_Spatial_Reference_System_2011", SPHEROID["GRS 1980",6378137,298.257222101], TOWGS84[0,0,0,0,0,0,0]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","6318"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",39.95], PARAMETER["central_meridian",-87.3], PARAMETER["scale_factor",1.000025], PARAMETER["false_easting",787400], PARAMETER["false_northing",118110], UNIT["US survey foot",0.304800609601219], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","7298"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["NAD83(2011) / InGCS Fountain-Warren (ftUS)", BASEGEOGCRS["NAD83(2011)", DATUM["NAD83 (National Spatial Reference System 2011)", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",6318]], CONVERSION["InGCS Fountain-Warren (ftUS)", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",39.95, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-87.3, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",1.000025, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",787400, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8806]], PARAMETER["False northing",118110, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["easting (X)",east, ORDER[1], LENGTHUNIT["US survey foot",0.304800609601219]], AXIS["northing (Y)",north, ORDER[2], LENGTHUNIT["US survey foot",0.304800609601219]], USAGE[ SCOPE["Engineering survey."], AREA["United States (USA) - Indiana - counties of Fountain and Warren."], BBOX[39.95,-87.54,40.48,-87.09]], ID["EPSG",7298]]
Definition: ESRI Well Known Text
PROJCS["NAD_1983_2011_InGCS_Fountain-Warren_(ftUS)", GEOGCS["GCS_NAD_1983_2011", DATUM["D_NAD_1983_2011", SPHEROID["GRS_1980",6378137.0,298.257222101]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["False_Easting",787400.0], PARAMETER["False_Northing",118110.0], PARAMETER["Central_Meridian",-87.3], PARAMETER["Scale_Factor",1.000025], PARAMETER["Latitude_Of_Origin",39.95], UNIT["US survey foot",0.304800609601219]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "NAD83(2011) / InGCS Fountain-Warren (ftUS)", "base_crs": { "name": "NAD83(2011)", "datum": { "type": "GeodeticReferenceFrame", "name": "NAD83 (National Spatial Reference System 2011)", "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": 6318 } }, "conversion": { "name": "InGCS Fountain-Warren (ftUS)", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 39.95, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -87.3, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 1.000025, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 787400, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 118110, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "X", "direction": "east", "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 } }, { "name": "Northing", "abbreviation": "Y", "direction": "north", "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 } } ] }, "scope": "Engineering survey.", "area": "United States (USA) - Indiana - counties of Fountain and Warren.", "bbox": { "south_latitude": 39.95, "west_longitude": -87.54, "north_latitude": 40.48, "east_longitude": -87.09 }, "id": { "authority": "EPSG", "code": 7298 } }
Definition: GeoServer
7298=PROJCS["NAD83(2011) / InGCS Fountain-Warren (ftUS)",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",39.95],PARAMETER["central_meridian",-87.3],PARAMETER["scale_factor",1.000025],PARAMETER["false_easting",787400],PARAMETER["false_northing",118110],UNIT["US survey foot",0.304800609601219],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","7298"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=39.95 +lon_0=-87.3 +k=1.000025 +x_0=240000 +y_0=36000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=us-ft +no_defs +type=crs"> <Layer srs="+proj=tmerc +lat_0=39.95 +lon_0=-87.3 +k=1.000025 +x_0=240000 +y_0=36000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=us-ft +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 7298, 'EPSG', 7298, '+proj=tmerc +lat_0=39.95 +lon_0=-87.3 +k=1.000025 +x_0=240000 +y_0=36000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=us-ft +no_defs +type=crs', 'PROJCS["NAD83(2011) / InGCS Fountain-Warren (ftUS)",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",39.95],PARAMETER["central_meridian",-87.3],PARAMETER["scale_factor",1.000025],PARAMETER["false_easting",787400],PARAMETER["false_northing",118110],UNIT["US survey foot",0.304800609601219],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","7298"]]');