ESRI:102120 - Hooray!

Attributes

Unit

US survey foot

Scope

Not known.

Remarks

None

Area of use

United States (USA) - Michigan.

Data Source: EPSG v11.016 2024-08-31

Datum: North American Datum 1927

Coordinate System: cartesian

Projection: NAD_1927_Michigan_GeoRef_Feet_US

Geodetic CRS: NAD27

Export

PROJCRS["NAD_1927_Michigan_GeoRef_Feet_US",
    BASEGEOGCRS["NAD27",
        DATUM["North American Datum 1927",
            ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4267]],
    CONVERSION["NAD_1927_Michigan_GeoRef_Feet_US",
        METHOD["Hotine Oblique Mercator (variant A)",
            ID["EPSG",9812]],
        PARAMETER["Latitude of projection centre",45.3091666666667,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8811]],
        PARAMETER["Longitude of projection centre",-86,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8812]],
        PARAMETER["Azimuth at projection centre",337.25556,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8813]],
        PARAMETER["Angle from Rectified to Skew Grid",337.25556,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8814]],
        PARAMETER["Scale factor at projection centre",0.9996,
            SCALEUNIT["unity",1],
            ID["EPSG",8815]],
        PARAMETER["False easting",8355401.583,
            LENGTHUNIT["US survey foot",0.304800609601219],
            ID["EPSG",8806]],
        PARAMETER["False northing",-14284780.538,
            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) - Michigan."],
        BBOX[41.69,-90.42,48.32,-82.13]],
    ID["ESRI",102120]]

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "NAD_1927_Michigan_GeoRef_Feet_US",
  "base_crs": {
    "name": "NAD27",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "North American Datum 1927",
      "ellipsoid": {
        "name": "Clarke 1866",
        "semi_major_axis": 6378206.4,
        "semi_minor_axis": 6356583.8
      }
    },
    "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": 4267
    }
  },
  "conversion": {
    "name": "NAD_1927_Michigan_GeoRef_Feet_US",
    "method": {
      "name": "Hotine Oblique Mercator (variant A)",
      "id": {
        "authority": "EPSG",
        "code": 9812
      }
    },
    "parameters": [
      {
        "name": "Latitude of projection centre",
        "value": 45.3091666666667,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8811
        }
      },
      {
        "name": "Longitude of projection centre",
        "value": -86,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8812
        }
      },
      {
        "name": "Azimuth at projection centre",
        "value": 337.25556,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8813
        }
      },
      {
        "name": "Angle from Rectified to Skew Grid",
        "value": 337.25556,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8814
        }
      },
      {
        "name": "Scale factor at projection centre",
        "value": 0.9996,
        "unit": "unity",
        "id": {
          "authority": "EPSG",
          "code": 8815
        }
      },
      {
        "name": "False easting",
        "value": 8355401.583,
        "unit": {
          "type": "LinearUnit",
          "name": "US survey foot",
          "conversion_factor": 0.304800609601219
        },
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": -14284780.538,
        "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) - Michigan.",
  "bbox": {
    "south_latitude": 41.69,
    "west_longitude": -90.42,
    "north_latitude": 48.32,
    "east_longitude": -82.13
  },
  "id": {
    "authority": "ESRI",
    "code": 102120
  }
}