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Data source: ESRI
Information source: ESRI
Area of use: USA - Illinois - Lee, Ogle, Winnebago
Description: NAD 1983 2011 ICS Rockford (US Feet)
&stroke=red&width=2&path=41.58,-89.69|42.51,-89.69|42.51,-88.93|41.58,-88.93|41.58,-89.69)
Center coordinates
2805701.85 781704.56
Projected bounds:
2701612.53 612247.6
2909554.47 951471.84
WGS84 bounds:
-89.69 41.58
-88.93 42.51
Definition: OGC Well Known Text
PROJCS["NAD_1983_(2011)_ICS_Rockford_(US_Feet) (deprecated)", GEOGCS["NAD83(2011)", DATUM["NAD83_National_Spatial_Reference_System_2011", SPHEROID["GRS 1980",6378137,298.257222101, AUTHORITY["EPSG","7019"]], AUTHORITY["EPSG","1116"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","6318"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",41.25], PARAMETER["central_meridian",-89.25], PARAMETER["scale_factor",1.000029], PARAMETER["false_easting",2822000], PARAMETER["false_northing",492000], UNIT["US survey foot",0.304800609601219, AUTHORITY["EPSG","9003"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["ESRI","102904"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["NAD_1983_(2011)_ICS_Rockford_(US_Feet)", 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["NAD_1983_(2011)_ICS_Rockford_(US_Feet)", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",41.25, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-89.25, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",1.000029, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",2822000, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8806]], PARAMETER["False northing",492000, 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["Not known."], AREA["United States (USA) - Illinois - counties of Lee, Ogle and Winnebago."], BBOX[41.58,-89.69,42.51,-88.93]], ID["ESRI",102904]]
Definition: ESRI Well Known Text
PROJCS["NAD_1983_(2011)_ICS_Rockford_(US_Feet)", 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",2822000.0], PARAMETER["False_Northing",492000.0], PARAMETER["Central_Meridian",-89.25], PARAMETER["Scale_Factor",1.000029], PARAMETER["Latitude_Of_Origin",41.25], UNIT["US survey foot",0.304800609601219]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "NAD_1983_(2011)_ICS_Rockford_(US_Feet)", "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": "NAD_1983_(2011)_ICS_Rockford_(US_Feet)", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 41.25, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -89.25, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 1.000029, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 2822000, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 492000, "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": "Not known.", "area": "United States (USA) - Illinois - counties of Lee, Ogle and Winnebago.", "bbox": { "south_latitude": 41.58, "west_longitude": -89.69, "north_latitude": 42.51, "east_longitude": -88.93 }, "id": { "authority": "ESRI", "code": 102904 } }
Definition: GeoServer
102904=PROJCS["NAD_1983_(2011)_ICS_Rockford_(US_Feet) (deprecated)",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",41.25],PARAMETER["central_meridian",-89.25],PARAMETER["scale_factor",1.000029],PARAMETER["false_easting",2822000],PARAMETER["false_northing",492000],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","102904"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=41.25 +lon_0=-89.25 +k=1.000029 +x_0=860147.320294641 +y_0=149961.8999238 +ellps=GRS80 +units=us-ft +no_defs +type=crs"> <Layer srs="+proj=tmerc +lat_0=41.25 +lon_0=-89.25 +k=1.000029 +x_0=860147.320294641 +y_0=149961.8999238 +ellps=GRS80 +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 ( 102904, 'ESRI', 102904, '+proj=tmerc +lat_0=41.25 +lon_0=-89.25 +k=1.000029 +x_0=860147.320294641 +y_0=149961.8999238 +ellps=GRS80 +units=us-ft +no_defs +type=crs', 'PROJCS["NAD_1983_(2011)_ICS_Rockford_(US_Feet) (deprecated)",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",41.25],PARAMETER["central_meridian",-89.25],PARAMETER["scale_factor",1.000029],PARAMETER["false_easting",2822000],PARAMETER["false_northing",492000],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","102904"]]');
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