{
  "id": 323315,
  "ident": "GQNO",
  "iata_code": "NKC",
  "icao_code": "GQNO",
  "gps_code": "GQNO",
  "local_code": null,
  "name": "Nouakchott–Oumtounsy International Airport",
  "type": "large_airport",
  "latitude_deg": 18.31,
  "longitude_deg": -15.969722,
  "elevation_ft": 9,
  "elevation_m": 3,
  "continent": "AF",
  "iso_country": "MR",
  "country_name": "Mauritania",
  "iso_region": "MR-NKC",
  "region_name": "Nouakchott Region",
  "municipality": "Nouakchott",
  "scheduled_service": true,
  "wikipedia_link": "https://en.wikipedia.org/wiki/Nouakchott%E2%80%93Oumtounsy_International_Airport",
  "total_runway_count": 2,
  "active_runway_count": 2,
  "closed_runway_count": 0,
  "longest_runway_ft": 11155,
  "longest_runway_m": 3400,
  "max_runway_width_ft": 197,
  "has_lighted_runway": true,
  "has_paved_runway": true,
  "surfaces_list": "concrete",
  "runways": [
    {
      "id": 323318,
      "airport_ref": 323315,
      "airport_ident": "GQNO",
      "length_ft": 11155,
      "width_ft": 197,
      "length_m": 3400,
      "width_m": 60,
      "surface": "concrete",
      "is_lighted": true,
      "is_closed": false,
      "le_ident": "16",
      "he_ident": "34",
      "surface_friendly": "concrete"
    },
    {
      "id": 323316,
      "airport_ref": 323315,
      "airport_ident": "GQNO",
      "length_ft": 7875,
      "width_ft": 148,
      "length_m": 2400,
      "width_m": 45,
      "surface": "concrete",
      "is_lighted": true,
      "is_closed": false,
      "le_ident": "06",
      "he_ident": "24",
      "surface_friendly": "concrete"
    }
  ],
  "nearby_constraint_matches": [],
  "rankings": {
    "published_dataset": {
      "universe_name": "RunwayFacts Published Curated Aerodromes",
      "universe_size": 650,
      "runway_rank": 332,
      "elevation_rank": 630
    },
    "global_commercial_universe": {
      "universe_name": "Qualifying Global Commercial Aerodromes (OurAirports)",
      "universe_size": 7558,
      "runway_rank": 549,
      "runway_percentile": 92.7,
      "elevation_rank": 7096,
      "elevation_percentile": 3.1
    },
    "country_commercial_universe": {
      "country_iso": "MR",
      "country_name": "Mauritania",
      "published_national_rank": 1,
      "published_country_count": 1,
      "universe_national_rank": 1,
      "universe_country_count": 10
    },
    "vs_median_large_runway_pct": 11.6
  },
  "provenance": {
    "source_dataset": "OurAirports Open Aviation Database",
    "source_license": "Public Domain (CC0)",
    "data_snapshot_version": "2026-09-01",
    "dataset_integrity": "Cryptographic SHA-256 Checksum Verified & Fail-Closed Schema Inspected",
    "source_verification": "Source-reported aviation registry records; statistical percentiles derived by RunwayFacts",
    "distance_calculation_method": "Haversine Great-Circle Formula (Earth R = 3440.065 NM)",
    "last_verified_at": "2026-09-01"
  },
  "published_national_rank": 1,
  "schema_metadata": {
    "ranking_universe_definitions": {
      "published_dataset": {
        "id": "runwayfacts-published-v1",
        "size": 650,
        "description": "Curated primary commercial aerodromes published on RunwayFacts meeting minimum 3,000 ft paved criteria and IATA code assignment."
      },
      "global_commercial_universe": {
        "id": "ourairports-commercial-universe-20260901",
        "size": 7558,
        "description": "All international aviation facilities in OurAirports meeting commercial aerodrome criteria with active runways."
      }
    },
    "spatial_relation_definition": {
      "max_distance_nm": 100,
      "min_runway_length_ft": 5000,
      "surface_filter": "paved_only",
      "formula": "Haversine Geodesic (Earth R = 3440.065 NM)"
    }
  }
}