EPSG:27398 - NGO 1948 (Oslo) / NGO zone VIII

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "NGO 1948 (Oslo) / NGO zone VIII",
  "base_crs": {
    "name": "NGO 1948 (Oslo)",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "NGO 1948 (Oslo)",
      "ellipsoid": {
        "name": "Bessel Modified",
        "semi_major_axis": 6377492.018,
        "inverse_flattening": 299.1528128
      },
      "prime_meridian": {
        "name": "Oslo",
        "longitude": 10.7229166666667
      }
    },
    "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": 4817
    }
  },
  "conversion": {
    "name": "NGO zone VIII",
    "method": {
      "name": "Transverse Mercator",
      "id": {
        "authority": "EPSG",
        "code": 9807
      }
    },
    "parameters": [
      {
        "name": "Latitude of natural origin",
        "value": 58,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8801
        }
      },
      {
        "name": "Longitude of natural origin",
        "value": 18.3333333333333,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8802
        }
      },
      {
        "name": "Scale factor at natural origin",
        "value": 1,
        "unit": "unity",
        "id": {
          "authority": "EPSG",
          "code": 8805
        }
      },
      {
        "name": "False easting",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8807
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Northing",
        "abbreviation": "x",
        "direction": "north",
        "unit": "metre"
      },
      {
        "name": "Easting",
        "abbreviation": "y",
        "direction": "east",
        "unit": "metre"
      }
    ]
  },
  "scope": "Cadastre, topographic mapping.",
  "area": "Norway - east of 16°15'E of Oslo (26°58'22.5\"E of Greenwich).",
  "bbox": {
    "south_latitude": 69.02,
    "west_longitude": 26.97,
    "north_latitude": 71.19,
    "east_longitude": 31.32
  },
  "id": {
    "authority": "EPSG",
    "code": 27398
  }
}

{'crs_wkt': 'PROJCRS["NGO 1948 (Oslo) / NGO zone VIII",BASEGEOGCRS["NGO 1948 '
            '(Oslo)",DATUM["NGO 1948 (Oslo)",ELLIPSOID["Bessel '
            'Modified",6377492.018,299.1528128,LENGTHUNIT["metre",1]]],PRIMEM["Oslo",10.7229166666667,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4817]],CONVERSION["NGO '
            'zone VIII",METHOD["Transverse '
            'Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural '
            'origin",58,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
            'of natural '
            'origin",18.3333333333333,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale '
            'factor at natural '
            'origin",1,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False '
            'easting",0,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False '
            'northing",0,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["northing '
            '(x)",north,ORDER[1],LENGTHUNIT["metre",1]],AXIS["easting '
            '(y)",east,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Cadastre, '
            'topographic mapping."],AREA["Norway - east of 16°15\'E of Oslo '
            '(26°58\'22.5""E of '
            'Greenwich)."],BBOX[69.02,26.97,71.19,31.32]],ID["EPSG",27398]]',
 'false_easting': 0.0,
 'false_northing': 0.0,
 'geographic_crs_name': 'NGO 1948 (Oslo)',
 'grid_mapping_name': 'transverse_mercator',
 'horizontal_datum_name': 'NGO 1948 (Oslo)',
 'inverse_flattening': 299.1528128,
 'latitude_of_projection_origin': 58.0,
 'longitude_of_central_meridian': 18.333333333333332,
 'longitude_of_prime_meridian': 10.722916666666666,
 'prime_meridian_name': 'Oslo',
 'projected_crs_name': 'NGO 1948 (Oslo) / NGO zone VIII',
 'reference_ellipsoid_name': 'Bessel Modified',
 'scale_factor_at_central_meridian': 1.0,
 'semi_major_axis': 6377492.018,
 'semi_minor_axis': 6356173.508712696}