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Unit: US survey foot
Geodetic CRS: NAD27 Michigan
Datum: NAD27 Michigan
Ellipsoid: Clarke 1866 Michigan
Prime meridian: Greenwich
Data source: EPSG
Information source: National Geodetic Survey publication 65-1 part 52.
Revision date: 2011-10-08
Scope: Engineering survey, topographic mapping.
Remarks: This and NAD Michigan / Michigan South (CRS code 26813) replace NAD27 / Michigan Old Central and East zones (CRS codes 5623-24).
Coordinate system: Cartesian 2D CS. Axes: easting, northing (X,Y). Orientations: east, north. UoM: ftUS.
&stroke=red&width=2&path=43.8,-87.06|45.92,-87.06|45.92,-82.27|43.8,-82.27|43.8,-87.06)
Center coordinates
1913996.53 562838.18
Projected bounds:
1280098.87 176239.41
2544810.11 960830.5
WGS84 bounds:
-87.06 43.8
-82.27 45.92
Definition: OGC Well Known Text
PROJCS["NAD Michigan / Michigan Central (deprecated)", GEOGCS["NAD27 Michigan (deprecated)", DATUM["NAD27_Michigan", SPHEROID["Clarke 1866 Michigan",6378450.0475489,294.978697164677, AUTHORITY["EPSG","7009"]], AUTHORITY["EPSG","6268"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4268"]], PROJECTION["Lambert_Conformal_Conic_2SP"], PARAMETER["latitude_of_origin",43.3166666666667], PARAMETER["central_meridian",-84.3333333333333], PARAMETER["standard_parallel_1",44.1833333333333], PARAMETER["standard_parallel_2",45.7], PARAMETER["false_easting",2000000], PARAMETER["false_northing",0], UNIT["US survey foot",0.304800609601219, AUTHORITY["EPSG","9003"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","26812"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["NAD Michigan / Michigan Central", BASEGEOGCRS["NAD27 Michigan", DATUM["NAD27 Michigan", ELLIPSOID["Clarke 1866 Michigan",20926631.531,294.978697164677, LENGTHUNIT["US survey foot",0.304800609601219]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4268]], CONVERSION["Michigan CS27 Central zone", METHOD["Lambert Conic Conformal (2SP)", ID["EPSG",9802]], PARAMETER["Latitude of false origin",43.3166666666667, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8821]], PARAMETER["Longitude of false origin",-84.3333333333333, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8822]], PARAMETER["Latitude of 1st standard parallel",44.1833333333333, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8823]], PARAMETER["Latitude of 2nd standard parallel",45.7, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8824]], PARAMETER["Easting at false origin",2000000, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8826]], PARAMETER["Northing at false origin",0, LENGTHUNIT["US survey foot",0.304800609601219], ID["EPSG",8827]]], 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, topographic mapping."], AREA["United States (USA) - Michigan - counties of Alcona; Alpena; Antrim; Arenac; Benzie; Charlevoix; Cheboygan; Clare; Crawford; Emmet; Gladwin; Grand Traverse; Iosco; Kalkaska; Lake; Leelanau; Manistee; Mason; Missaukee; Montmorency; Ogemaw; Osceola; Oscoda; Otsego; Presque Isle; Roscommon; Wexford."], BBOX[43.8,-87.06,45.92,-82.27]], ID["EPSG",26812]]
Definition: ESRI Well Known Text
PROJCS["NAD_Michigan_StatePlane_Michigan_Central_FIPS_2112", GEOGCS["GCS_North_American_Michigan", DATUM["D_North_American_Michigan", SPHEROID["Clarke_1866_Michigan",6378450.0475489,294.978697164677]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Lambert_Conformal_Conic"], PARAMETER["False_Easting",2000000.0], PARAMETER["False_Northing",0.0], PARAMETER["Central_Meridian",-84.3333333333333], PARAMETER["Standard_Parallel_1",44.1833333333333], PARAMETER["Standard_Parallel_2",45.7], PARAMETER["Latitude_Of_Origin",43.3166666666667], UNIT["US survey foot",0.304800609601219]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "NAD Michigan / Michigan Central", "base_crs": { "name": "NAD27 Michigan", "datum": { "type": "GeodeticReferenceFrame", "name": "NAD27 Michigan", "ellipsoid": { "name": "Clarke 1866 Michigan", "semi_major_axis": { "value": 20926631.531, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 } }, "semi_minor_axis": { "value": 20855688.674, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 } } } }, "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": 4268 } }, "conversion": { "name": "Michigan CS27 Central zone", "method": { "name": "Lambert Conic Conformal (2SP)", "id": { "authority": "EPSG", "code": 9802 } }, "parameters": [ { "name": "Latitude of false origin", "value": 43.3166666666667, "unit": "degree", "id": { "authority": "EPSG", "code": 8821 } }, { "name": "Longitude of false origin", "value": -84.3333333333333, "unit": "degree", "id": { "authority": "EPSG", "code": 8822 } }, { "name": "Latitude of 1st standard parallel", "value": 44.1833333333333, "unit": "degree", "id": { "authority": "EPSG", "code": 8823 } }, { "name": "Latitude of 2nd standard parallel", "value": 45.7, "unit": "degree", "id": { "authority": "EPSG", "code": 8824 } }, { "name": "Easting at false origin", "value": 2000000, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8826 } }, { "name": "Northing at false origin", "value": 0, "unit": { "type": "LinearUnit", "name": "US survey foot", "conversion_factor": 0.304800609601219 }, "id": { "authority": "EPSG", "code": 8827 } } ] }, "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, topographic mapping.", "area": "United States (USA) - Michigan - counties of Alcona; Alpena; Antrim; Arenac; Benzie; Charlevoix; Cheboygan; Clare; Crawford; Emmet; Gladwin; Grand Traverse; Iosco; Kalkaska; Lake; Leelanau; Manistee; Mason; Missaukee; Montmorency; Ogemaw; Osceola; Oscoda; Otsego; Presque Isle; Roscommon; Wexford.", "bbox": { "south_latitude": 43.8, "west_longitude": -87.06, "north_latitude": 45.92, "east_longitude": -82.27 }, "id": { "authority": "EPSG", "code": 26812 } }
Definition: GeoServer
26812=PROJCS["NAD Michigan / Michigan Central (deprecated)",GEOGCS["NAD27 Michigan (deprecated)",DATUM["NAD27_Michigan",SPHEROID["Clarke 1866 Michigan",6378450.0475489,294.978697164677,AUTHORITY["EPSG","7009"]],AUTHORITY["EPSG","6268"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4268"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",43.3166666666667],PARAMETER["central_meridian",-84.3333333333333],PARAMETER["standard_parallel_1",44.1833333333333],PARAMETER["standard_parallel_2",45.7],PARAMETER["false_easting",2000000],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","26812"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=lcc +lat_0=43.3166666666667 +lon_0=-84.3333333333333 +lat_1=44.1833333333333 +lat_2=45.7 +x_0=609601.219202438 +y_0=0 +a=6378450.0475489 +b=6356826.62148844 +units=us-ft +no_defs +type=crs"> <Layer srs="+proj=lcc +lat_0=43.3166666666667 +lon_0=-84.3333333333333 +lat_1=44.1833333333333 +lat_2=45.7 +x_0=609601.219202438 +y_0=0 +a=6378450.0475489 +b=6356826.62148844 +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 ( 26812, 'EPSG', 26812, '+proj=lcc +lat_0=43.3166666666667 +lon_0=-84.3333333333333 +lat_1=44.1833333333333 +lat_2=45.7 +x_0=609601.219202438 +y_0=0 +a=6378450.0475489 +b=6356826.62148844 +units=us-ft +no_defs +type=crs', 'PROJCS["NAD Michigan / Michigan Central (deprecated)",GEOGCS["NAD27 Michigan (deprecated)",DATUM["NAD27_Michigan",SPHEROID["Clarke 1866 Michigan",6378450.0475489,294.978697164677,AUTHORITY["EPSG","7009"]],AUTHORITY["EPSG","6268"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4268"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",43.3166666666667],PARAMETER["central_meridian",-84.3333333333333],PARAMETER["standard_parallel_1",44.1833333333333],PARAMETER["standard_parallel_2",45.7],PARAMETER["false_easting",2000000],PARAMETER["false_northing",0],UNIT["US survey foot",0.304800609601219,AUTHORITY["EPSG","9003"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","26812"]]');
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