IGNF:LURESGKL.NNLUX - NOUVELLE TRIANGULATION DU DUCHE DU LUXEMBOURG GAUSS KRUGER LUXEMBOURG et NIVELLEMENT GENERAL DU LUXEMBOURG

{
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  "type": "CompoundCRS",
  "name": "NOUVELLE TRIANGULATION DU DUCHE DU LUXEMBOURG GAUSS KRUGER LUXEMBOURG et NIVELLEMENT GENERAL DU LUXEMBOURG",
  "components": [
    {
      "type": "ProjectedCRS",
      "name": "NOUVELLE TRIANGULATION DU DUCHE DU LUXEMBOURG GAUSS KRUGER LUXEMBOURG",
      "base_crs": {
        "name": "NOUVELLE TRIANGULATION DU DUCHE DU LUXEMBOURG GEOGRAPHIQUES (DMS)",
        "datum": {
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          "name": "Luxembourg Reference Frame",
          "ellipsoid": {
            "name": "International 1924",
            "semi_major_axis": 6378388,
            "inverse_flattening": 297
          }
        },
        "coordinate_system": {
          "subtype": "ellipsoidal",
          "axis": [
            {
              "name": "Geodetic longitude",
              "abbreviation": "Lon",
              "direction": "east",
              "unit": "degree"
            },
            {
              "name": "Geodetic latitude",
              "abbreviation": "Lat",
              "direction": "north",
              "unit": "degree"
            }
          ]
        },
        "id": {
          "authority": "IGNF",
          "code": "LURESG"
        }
      },
      "conversion": {
        "name": "GAUSS-KRUGER (G-K) LUXEMBOURG",
        "method": {
          "name": "Transverse Mercator",
          "id": {
            "authority": "EPSG",
            "code": 9807
          }
        },
        "parameters": [
          {
            "name": "Latitude of natural origin",
            "value": 49.8333333333333,
            "unit": "degree",
            "id": {
              "authority": "EPSG",
              "code": 8801
            }
          },
          {
            "name": "Longitude of natural origin",
            "value": 6.16666666666667,
            "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": 80000,
            "unit": "metre",
            "id": {
              "authority": "EPSG",
              "code": 8806
            }
          },
          {
            "name": "False northing",
            "value": 100000,
            "unit": "metre",
            "id": {
              "authority": "EPSG",
              "code": 8807
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          }
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      },
      "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
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            "name": "Northing",
            "abbreviation": "X",
            "direction": "north",
            "unit": "metre"
          },
          {
            "name": "Easting",
            "abbreviation": "Y",
            "direction": "east",
            "unit": "metre"
          }
        ]
      }
    },
    {
      "type": "VerticalCRS",
      "name": "NIVELLEMENT GENERAL DU LUXEMBOURG",
      "datum": {
        "type": "VerticalReferenceFrame",
        "name": "NORMAL NULL (NIVELLEMENT GENERAL DU LUXEMBOURG NG-L)"
      },
      "coordinate_system": {
        "subtype": "vertical",
        "axis": [
          {
            "name": "Gravity-related height",
            "abbreviation": "H",
            "direction": "up",
            "unit": "metre"
          }
        ]
      }
    }
  ],
  "scope": "NATIONALE A CARACTERE LEGAL",
  "area": "LUXEMBOURG (pays_cid : 137)",
  "bbox": {
    "south_latitude": 49.45,
    "west_longitude": 5.73,
    "north_latitude": 50.18,
    "east_longitude": 6.53
  },
  "id": {
    "authority": "IGNF",
    "code": "LURESGKL.NNLUX"
  }
}

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 'geopotential_datum_name': 'NORMAL NULL (NIVELLEMENT GENERAL DU LUXEMBOURG '
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 'horizontal_datum_name': 'Luxembourg Reference Frame',
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 'latitude_of_projection_origin': 49.8333333333333,
 'longitude_of_central_meridian': 6.16666666666667,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Greenwich',
 'projected_crs_name': 'NOUVELLE TRIANGULATION DU DUCHE DU LUXEMBOURG GAUSS '
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 'scale_factor_at_central_meridian': 1.0,
 'semi_major_axis': 6378388.0,
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