EPSG:32003 - NAD27 / Montana South

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "NAD27 / Montana South",
  "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": "Montana CS27 South zone",
    "method": {
      "name": "Lambert Conic Conformal (2SP)",
      "id": {
        "authority": "EPSG",
        "code": 9802
      }
    },
    "parameters": [
      {
        "name": "Latitude of false origin",
        "value": 44,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8821
        }
      },
      {
        "name": "Longitude of false origin",
        "value": -109.5,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8822
        }
      },
      {
        "name": "Latitude of 1st standard parallel",
        "value": 46.4,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8823
        }
      },
      {
        "name": "Latitude of 2nd standard parallel",
        "value": 44.8666666666667,
        "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) - Montana - counties of Beaverhead; Big Horn; Broadwater; Carbon; Carter; Custer; Deer Lodge; Fallon; Gallatin; Golden Valley; Granite; Jefferson; Madison; Musselshell; Park; Powder River; Ravalli; Rosebud; Silver Bow; Stillwater; Sweet Grass; Treasure; Wheatland; Yellowstone.",
  "bbox": {
    "south_latitude": 44.35,
    "west_longitude": -114.57,
    "north_latitude": 46.87,
    "east_longitude": -104.04
  },
  "id": {
    "authority": "EPSG",
    "code": 32003
  }
}

{'crs_wkt': 'PROJCRS["NAD27 / Montana South",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["Montana '
            'CS27 South zone",METHOD["Lambert Conic Conformal '
            '(2SP)",ID["EPSG",9802]],PARAMETER["Latitude of false '
            'origin",44,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8821]],PARAMETER["Longitude '
            'of false '
            'origin",-109.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8822]],PARAMETER["Latitude '
            'of 1st standard '
            'parallel",46.4,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8823]],PARAMETER["Latitude '
            'of 2nd standard '
            'parallel",44.8666666666667,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) - Montana - '
            'counties of Beaverhead; Big Horn; Broadwater; Carbon; Carter; '
            'Custer; Deer Lodge; Fallon; Gallatin; Golden Valley; Granite; '
            'Jefferson; Madison; Musselshell; Park; Powder River; Ravalli; '
            'Rosebud; Silver Bow; Stillwater; Sweet Grass; Treasure; '
            'Wheatland; '
            'Yellowstone."],BBOX[44.35,-114.57,46.87,-104.04]],ID["EPSG",32003]]',
 'false_easting': 2000000.0,
 'false_northing': 0.0,
 'geographic_crs_name': 'NAD27',
 'grid_mapping_name': 'lambert_conformal_conic',
 'horizontal_datum_name': 'North American Datum 1927',
 'inverse_flattening': 294.9786982138982,
 'latitude_of_projection_origin': 44.0,
 'longitude_of_central_meridian': -109.5,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Greenwich',
 'projected_crs_name': 'NAD27 / Montana South',
 'reference_ellipsoid_name': 'Clarke 1866',
 'semi_major_axis': 6378206.4,
 'semi_minor_axis': 6356583.8,
 'standard_parallel': (46.4, 44.86666666666667)}