US survey foot
Engineering survey, topographic mapping.
None
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.
Data Source: EPSG v11.016 2024-08-31
Datum: NAD27 Michigan
Coordinate System: cartesian
Projection: Michigan CS27 Central zone
Geodetic CRS: NAD27 Michigan
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]]
{
"$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
}
}
{'crs_wkt': '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]]',
'false_easting': 2000000.0,
'false_northing': 0.0,
'geographic_crs_name': 'NAD27 Michigan',
'grid_mapping_name': 'lambert_conformal_conic',
'horizontal_datum_name': 'NAD27 Michigan',
'inverse_flattening': 294.97869716467716,
'latitude_of_projection_origin': 43.31666666666667,
'longitude_of_central_meridian': -84.33333333333333,
'longitude_of_prime_meridian': 0.0,
'prime_meridian_name': 'Greenwich',
'projected_crs_name': 'NAD Michigan / Michigan Central',
'reference_ellipsoid_name': 'Clarke 1866 Michigan',
'semi_major_axis': 6378450.047548896,
'semi_minor_axis': 6356826.621488444,
'standard_parallel': (44.18333333333333, 45.7)}