ESRI:103883 - Mars_2000_North_Pole_Stereographic_sphere

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "Mars_2000_North_Pole_Stereographic_sphere",
  "base_crs": {
    "name": "Mars_2000_(Sphere)",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "Mars_2000_(Sphere)",
      "ellipsoid": {
        "name": "Mars_2000_(Sphere)",
        "radius": 3396190
      },
      "prime_meridian": {
        "name": "Reference_Meridian",
        "longitude": {
          "value": 0,
          "unit": {
            "type": "AngularUnit",
            "name": "Degree",
            "conversion_factor": 0.0174532925199433
          }
        }
      }
    },
    "coordinate_system": {
      "subtype": "ellipsoidal",
      "axis": [
        {
          "name": "Longitude",
          "abbreviation": "lon",
          "direction": "east",
          "unit": {
            "type": "AngularUnit",
            "name": "Degree",
            "conversion_factor": 0.0174532925199433
          }
        },
        {
          "name": "Latitude",
          "abbreviation": "lat",
          "direction": "north",
          "unit": {
            "type": "AngularUnit",
            "name": "Degree",
            "conversion_factor": 0.0174532925199433
          }
        }
      ]
    }
  },
  "conversion": {
    "name": "Mars_2000_North_Pole_Stereographic_sphere",
    "method": {
      "name": "Polar Stereographic (variant A)",
      "id": {
        "authority": "EPSG",
        "code": 9810
      }
    },
    "parameters": [
      {
        "name": "Latitude of natural origin",
        "value": 90,
        "unit": {
          "type": "AngularUnit",
          "name": "Degree",
          "conversion_factor": 0.0174532925199433
        },
        "id": {
          "authority": "EPSG",
          "code": 8801
        }
      },
      {
        "name": "Longitude of natural origin",
        "value": 0,
        "unit": {
          "type": "AngularUnit",
          "name": "Degree",
          "conversion_factor": 0.0174532925199433
        },
        "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": {
          "type": "LinearUnit",
          "name": "Meter",
          "conversion_factor": 1
        },
        "id": {
          "authority": "EPSG",
          "code": 8806
        }
      },
      {
        "name": "False northing",
        "value": 0,
        "unit": {
          "type": "LinearUnit",
          "name": "Meter",
          "conversion_factor": 1
        },
        "id": {
          "authority": "EPSG",
          "code": 8807
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "E",
        "direction": "south",
        "meridian": {
          "longitude": 90
        },
        "unit": {
          "type": "LinearUnit",
          "name": "Meter",
          "conversion_factor": 1
        }
      },
      {
        "name": "Northing",
        "abbreviation": "N",
        "direction": "south",
        "meridian": {
          "longitude": 180
        },
        "unit": {
          "type": "LinearUnit",
          "name": "Meter",
          "conversion_factor": 1
        }
      }
    ]
  },
  "scope": "Not known.",
  "area": "Northern hemisphere - north of 60°N onshore and offshore, including Arctic.",
  "bbox": {
    "south_latitude": 60,
    "west_longitude": -180,
    "north_latitude": 90,
    "east_longitude": 180
  },
  "id": {
    "authority": "ESRI",
    "code": 103883
  }
}

{'crs_wkt': 'PROJCRS["Mars_2000_North_Pole_Stereographic_sphere",BASEGEOGCRS["Mars_2000_(Sphere)",DATUM["Mars_2000_(Sphere)",ELLIPSOID["Mars_2000_(Sphere)",3396190,0,LENGTHUNIT["metre",1]]],PRIMEM["Reference_Meridian",0,ANGLEUNIT["Degree",0.0174532925199433]]],CONVERSION["Mars_2000_North_Pole_Stereographic_sphere",METHOD["Polar '
            'Stereographic (variant A)",ID["EPSG",9810]],PARAMETER["Latitude '
            'of natural '
            'origin",90,ANGLEUNIT["Degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude '
            'of natural '
            'origin",0,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["Meter",1],ID["EPSG",8806]],PARAMETER["False '
            'northing",0,LENGTHUNIT["Meter",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["(E)",south,MERIDIAN[90,ANGLEUNIT["degree",0.0174532925199433]],ORDER[1],LENGTHUNIT["Meter",1]],AXIS["(N)",south,MERIDIAN[180,ANGLEUNIT["degree",0.0174532925199433]],ORDER[2],LENGTHUNIT["Meter",1]],USAGE[SCOPE["Not '
            'known."],AREA["Northern hemisphere - north of 60°N onshore and '
            'offshore, including '
            'Arctic."],BBOX[60,-180,90,180]],ID["ESRI",103883]]',
 'false_easting': 0.0,
 'false_northing': 0.0,
 'geographic_crs_name': 'Mars_2000_(Sphere)',
 'grid_mapping_name': 'polar_stereographic',
 'horizontal_datum_name': 'Mars_2000_(Sphere)',
 'inverse_flattening': 0.0,
 'latitude_of_projection_origin': 90.0,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Reference_Meridian',
 'projected_crs_name': 'Mars_2000_North_Pole_Stereographic_sphere',
 'reference_ellipsoid_name': 'Mars_2000_(Sphere)',
 'scale_factor_at_projection_origin': 1.0,
 'semi_major_axis': 3396190.0,
 'semi_minor_axis': 3396190.0,
 'straight_vertical_longitude_from_pole': 0.0}