{
  "site": "devils-tower",
  "siteName": "Devils Tower National Monument",
  "region": "Crook County, WY",
  "date": "2026-11-02",
  "score": 39,
  "verdict": "Poor",
  "headline": "Poor conditions. Moon up after 12:27am, 97% cloud.",
  "headlineLead": "Poor conditions",
  "headlineDetail": "moon up after 12:27am, 97% cloud",
  "milkyWay": {
    "visible": false,
    "maxAltitudeDeg": 2,
    "hoursUseful": 0,
    "bestAt": "6:27pm",
    "note": "Milky Way core only reaches 2°, low enough that haze takes most of it"
  },
  "window": {
    "darkFrom": "6:27pm",
    "darkTo": "5:01am",
    "hours": 10.57,
    "bestFrom": "6:27pm",
    "bestTo": "12:27am"
  },
  "factors": [
    {
      "key": "cloud",
      "name": "Cloud",
      "score": 0,
      "weight": 32,
      "note": "97% cloud, mostly high cirrus, thin to the eye but ruinous for photography"
    },
    {
      "key": "moon",
      "name": "Moon",
      "score": 88,
      "weight": 26,
      "note": "last quarter at 35%, rises 12:27am, dark before that"
    },
    {
      "key": "darkness",
      "name": "Darkness",
      "score": 100,
      "weight": 16,
      "note": "10h34m of astronomical darkness, 6:27pm–5:01am"
    },
    {
      "key": "transparency",
      "name": "Transparency",
      "score": 0,
      "weight": 10,
      "note": "Dewpoint spread 0.7°C, fog or heavy haze likely"
    },
    {
      "key": "targets",
      "name": "Targets",
      "score": 0,
      "weight": 16,
      "note": "Orionids running, about 0 an hour at best"
    }
  ],
  "weatherBacked": true,
  "confidence": "full",
  "dataSources": {
    "astronomy": "SunCalc (local computation)",
    "weather": "Open-Meteo"
  }
}