{
  "generated_on": "2026-07-31",
  "observation_start": "2026-05-07",
  "observation_end": "2026-07-20",
  "conservative_observed_base_aircraft": 3994,
  "unique_inferred_airports": 288,
  "aircraft_at_airports_with_hurricane_proximity": 267,
  "reportable_airports": 17,
  "atlantic_and_pacific_hurricanes_reviewed": 335,
  "hurricane_history_start_year": 2006,
  "hurricane_history_end_year": 2025,
  "proximity_threshold_nm": 100,
  "base_inference_rule": "At least 30 complete legs across 30 observed days; at least 20 endpoints at the leading airport; at least 40% of all endpoints; and at least 1.5 times the second airport's visits.",
  "caveat": "An inferred airport is not a declared or permanent base. Historical track proximity is not a forecast, damage estimate, evacuation instruction or claim that an aircraft was present during any storm."
}