{
  "about": "Illustrative assumptions for freighterrotation.html. Not any airline's data. Airport coordinates are public; demand, rates and costs are made up, shaped like real headhaul and backhaul lanes.",
  "currency": "US$",
  "seed": 2026,
  "aircraft": {
    "name": "Large twin-engine freighter",
    "payloadT": 100,
    "rangeKm": 9260,
    "blockSpeedKmh": 820,
    "segmentOverheadH": 0.5,
    "turnGroundH": 4,
    "fuelStopGroundH": 1.5,
    "hoursPerWeek": 151
  },
  "costs": {
    "fuelBurnTph": 6.8,
    "fuelPerTonneHour": 0.012,
    "fuelPrice": 750,
    "crewPerBH": 1300,
    "mxPerBH": 2400,
    "landing": 7000,
    "fuelStopLanding": 4500,
    "handlingPerTonne": 90
  },
  "demandNoise": {
    "commonSd": 0.06,
    "laneSd": 0.15
  },
  "through": {
    "maxDetour": 1.3,
    "rateFactor": 0.85
  },
  "seasons": {
    "asiaExport": [
      [
        5,
        7,
        0.75
      ],
      [
        36,
        39,
        1.1
      ],
      [
        40,
        50,
        1.25
      ]
    ],
    "flowers": [
      [
        5,
        6,
        1.45
      ],
      [
        17,
        19,
        1.25
      ]
    ],
    "general": [
      [
        40,
        50,
        1.1
      ],
      [
        52,
        52,
        0.8
      ],
      [
        1,
        1,
        0.8
      ]
    ]
  },
  "regions": [
    {
      "key": "asia",
      "name": "East Asia",
      "short": "Asia",
      "code": "HKG",
      "city": "Hong Kong",
      "lat": 22.308,
      "lon": 113.918
    },
    {
      "key": "mideast",
      "name": "Middle East",
      "short": "Mid. East",
      "code": "DXB",
      "city": "Dubai",
      "lat": 25.253,
      "lon": 55.364
    },
    {
      "key": "europe",
      "name": "Europe",
      "short": "Europe",
      "code": "FRA",
      "city": "Frankfurt",
      "lat": 50.033,
      "lon": 8.571
    },
    {
      "key": "africa",
      "name": "Africa",
      "short": "Africa",
      "code": "NBO",
      "city": "Nairobi",
      "lat": -1.319,
      "lon": 36.928
    },
    {
      "key": "namerica",
      "name": "North America",
      "short": "N. America",
      "code": "ORD",
      "city": "Chicago",
      "lat": 41.978,
      "lon": -87.905
    },
    {
      "key": "latam",
      "name": "Latin America",
      "short": "Lat. Am.",
      "code": "BOG",
      "city": "Bogotá",
      "lat": 4.702,
      "lon": -74.147
    }
  ],
  "lanes": {
    "asia>namerica": {
      "t": 420,
      "rate": 5.0,
      "season": "asiaExport",
      "why": "electronics, e-commerce, parts"
    },
    "namerica>asia": {
      "t": 200,
      "rate": 2.0,
      "season": "general",
      "why": "perishables, pharma, machinery"
    },
    "asia>europe": {
      "t": 400,
      "rate": 4.2,
      "season": "asiaExport",
      "why": "electronics, e-commerce, fashion"
    },
    "europe>asia": {
      "t": 300,
      "rate": 2.3,
      "season": "general",
      "why": "machinery, pharma, luxury goods"
    },
    "europe>namerica": {
      "t": 260,
      "rate": 3.1,
      "season": "general",
      "why": "pharma, machinery, auto parts"
    },
    "namerica>europe": {
      "t": 170,
      "rate": 2.4,
      "season": "general",
      "why": "pharma, aerospace parts, e-commerce"
    },
    "asia>mideast": {
      "t": 200,
      "rate": 3.0,
      "season": "asiaExport",
      "why": "consumer goods, electronics"
    },
    "mideast>asia": {
      "t": 60,
      "rate": 1.7,
      "season": "general",
      "why": "re-exports, perishables"
    },
    "mideast>europe": {
      "t": 90,
      "rate": 2.3,
      "season": "general",
      "why": "re-exports, perishables"
    },
    "europe>mideast": {
      "t": 180,
      "rate": 2.9,
      "season": "general",
      "why": "machinery, pharma, food"
    },
    "latam>namerica": {
      "t": 240,
      "rate": 2.7,
      "season": "flowers",
      "why": "cut flowers, fruit, seafood"
    },
    "namerica>latam": {
      "t": 170,
      "rate": 2.6,
      "season": "general",
      "why": "machinery, electronics, pharma"
    },
    "latam>europe": {
      "t": 170,
      "rate": 3.0,
      "season": "flowers",
      "why": "cut flowers, fruit"
    },
    "europe>latam": {
      "t": 100,
      "rate": 2.6,
      "season": "general",
      "why": "machinery, pharma"
    },
    "africa>europe": {
      "t": 170,
      "rate": 2.6,
      "season": "flowers",
      "why": "cut flowers, vegetables"
    },
    "europe>africa": {
      "t": 130,
      "rate": 2.5,
      "season": "general",
      "why": "machinery, pharma, spares"
    },
    "asia>africa": {
      "t": 120,
      "rate": 3.4,
      "season": "asiaExport",
      "why": "consumer goods, phones, parts"
    },
    "africa>asia": {
      "t": 30,
      "rate": 1.8,
      "season": "general",
      "why": "perishables, seafood"
    },
    "mideast>africa": {
      "t": 90,
      "rate": 2.4,
      "season": "general",
      "why": "re-exports, consumer goods"
    },
    "africa>mideast": {
      "t": 60,
      "rate": 2.0,
      "season": "flowers",
      "why": "flowers, vegetables, meat"
    },
    "namerica>mideast": {
      "t": 70,
      "rate": 2.8,
      "season": "general",
      "why": "machinery, aerospace parts"
    },
    "mideast>namerica": {
      "t": 40,
      "rate": 2.2,
      "season": "general",
      "why": "re-exports"
    },
    "asia>latam": {
      "t": 140,
      "rate": 4.8,
      "season": "asiaExport",
      "why": "electronics, phones"
    },
    "latam>asia": {
      "t": 40,
      "rate": 2.0,
      "season": "general",
      "why": "seafood, fruit"
    },
    "africa>namerica": {
      "t": 30,
      "rate": 2.4,
      "season": "flowers",
      "why": "flowers, textiles"
    },
    "namerica>africa": {
      "t": 40,
      "rate": 2.8,
      "season": "general",
      "why": "machinery, aid cargo"
    },
    "latam>africa": {
      "t": 10,
      "rate": 2.2,
      "season": "general",
      "why": "small flows"
    },
    "africa>latam": {
      "t": 10,
      "rate": 2.2,
      "season": "general",
      "why": "small flows"
    },
    "latam>mideast": {
      "t": 20,
      "rate": 2.4,
      "season": "general",
      "why": "meat, fruit"
    },
    "mideast>latam": {
      "t": 20,
      "rate": 2.6,
      "season": "general",
      "why": "re-exports"
    }
  }
}