{
 "archiveEntity": {
  "key": "airport-ekch",
  "kind": "airport",
  "label": "Copenhagen Airport",
  "sourceIndex": 0
 },
 "assessment": {
  "operator": {
   "against": "Police could neither establish nor exclude drones; an observed closure identifies no operator.",
   "claimIds": [
    "drone-inconclusive"
   ],
   "entityReviewed": true,
   "for": "Police record the observations and the airport closure.",
   "level": "unknown",
   "reviewedAt": "2026-10-15",
   "sourceIndices": [
    0
   ],
   "subject": null,
   "subjectKind": null,
   "unknown": "Insufficient evidence of drone presence, operator or intent."
  },
  "scaleVersion": "di-estimative-v1",
  "target": null
 },
 "assessment_droneType_level": null,
 "assessment_droneType_range_high": null,
 "assessment_droneType_range_low": null,
 "assessment_droneType_subject": null,
 "assessment_operator_level": "unknown",
 "assessment_operator_range_high": null,
 "assessment_operator_range_low": null,
 "assessment_operator_subject": null,
 "assessment_scale_version": "di-estimative-v1",
 "assessment_target_level": null,
 "assessment_target_range_high": null,
 "assessment_target_range_low": null,
 "assessment_target_subject": null,
 "attribution": "Not established in the cited sources.",
 "attributionSources": [],
 "attributionStatus": "none",
 "autoCheckedAt": null,
 "category": "airport",
 "checkedAt": "2026-10-15",
 "claims": [
  {
   "assessment": "supports",
   "axis": "operations",
   "claimant": "Danish National Police (Rigspolitiet)",
   "id": "operations",
   "note": "Official statement; the closure itself is established.",
   "originId": "rigspolitiet-2026-06-25",
   "quote": "Anmeldelserne om droneobservationer den 22. september 2025, som førte til, at Naviair lukkede for lufttrafikken i Københavns Lufthavn",
   "quoteCheckedAt": "2026-10-12",
   "quoteTranslation": {},
   "relay": "direct",
   "sourceIndex": 0,
   "statement": "Reports of drone observations on 22 September 2025 led Naviair to close air traffic at Copenhagen Airport."
  },
  {
   "assessment": "supports",
   "axis": "drone",
   "claimant": "Danish National Police (Rigspolitiet)",
   "id": "drone-inconclusive",
   "note": "Outcome of the completed investigation (June 2026); the basis for 'drone presence inconclusive'.",
   "originId": "rigspolitiet-2026-06-25",
   "quote": "I enkelte efterforskninger har det hverken kunnet påvises eller afvises, at der har været tale om droner. Dette gør sig bl.a. gældende for så vidt angår efterforskningerne i Københavns Politi og Nordjyllands Politi",
   "quoteCheckedAt": "2026-10-12",
   "quoteTranslation": {},
   "relay": "direct",
   "sourceIndex": 0,
   "statement": "After the investigation, police could neither prove nor rule out that drones were involved in the Copenhagen and North Jutland cases."
  },
  {
   "assessment": "context",
   "axis": "context",
   "claimant": "Danish National Police (Rigspolitiet)",
   "id": "context-reports",
   "note": "Context for the wider wave of reports in Denmark in September 2025.",
   "originId": "rigspolitiet-2026-06-25",
   "quote": "observationerne med meget stor sandsynlighed ikke omhandlede droneflyvninger, men hidrørte fra fx rutefly eller vindmøllevinger",
   "quoteCheckedAt": "2026-10-12",
   "quoteTranslation": {},
   "relay": "direct",
   "sourceIndex": 0,
   "statement": "Most of the more than 7,000 reports in Denmark were very likely airliners, wind turbine blades or similar, not drones."
  }
 ],
 "corroboration": "curated",
 "country": "Denmark",
 "countryCode": "DK",
 "date": "2025-09-22",
 "dateKind": "event",
 "droneStatus": "inconclusive",
 "droneStatusSources": [
  0
 ],
 "droneTypes": [],
 "evidence": "The June 2026 national police update explicitly distinguishes inconclusive investigations from confirmed drone activity.",
 "followUp": [
  {
   "asOf": null,
   "claimant": "Danish National Police",
   "date": "2026-06-25",
   "id": "investigation-completed",
   "note": "Public announcement date of completion; not the exact internal closure time. Concluded without resolving drone presence, not a debunking or an attribution finding.",
   "originId": "rigspolitiet-2026-06-25",
   "quote": "Med Københavns Politis afslutning af efterforskningen er alle efterforskninger nu afsluttet",
   "quoteCheckedAt": "2026-10-15",
   "relay": "direct",
   "sourceIndex": 0,
   "stage": "investigation_closed",
   "statement": "Police said the Copenhagen investigation had concluded; drone presence could neither be proved nor ruled out."
  }
 ],
 "id": "copenhagen-2025-09-22",
 "impact": "Naviair closed air traffic following the reports.",
 "impactStatus": "confirmed",
 "impactStatusSources": [
  0
 ],
 "lat": 55.618,
 "locationPrecision": "point",
 "lon": 12.656,
 "media": [],
 "namedLocation": null,
 "operationalEffects": [
  {
   "asOf": null,
   "claimant": "Danish National Police",
   "id": "air-traffic-closure",
   "kind": "closure_duration",
   "note": "Closure established; duration and exact timestamps are not established in this eligible source. The airport closure is not proof that drones were present.",
   "originId": "rigspolitiet-2026-06-25",
   "periodEnd": null,
   "periodStart": null,
   "quantityText": null,
   "quote": "Naviair lukkede for lufttrafikken i Københavns Lufthavn",
   "quoteCheckedAt": "2026-10-15",
   "relay": "direct",
   "sourceIndex": 0,
   "statement": "Danish police record that Naviair closed air traffic following the September 2025 reports."
  }
 ],
 "outcome": [
  {
   "asOf": null,
   "claimId": "drone-inconclusive",
   "group": "Unresolved observations; no established flight outcome",
   "id": "reported-outcome",
   "note": "Exact as-of timestamp not established in this source; publication date is not substituted. No totals, destruction or intended target inferred.",
   "sourceIndex": 0,
   "statement": "Police could neither prove nor rule out that drones were involved.",
   "status": "unknown"
  }
 ],
 "place": "Copenhagen Airport",
 "plainSummary": {},
 "publisherMedia": [],
 "reportTiming": null,
 "review": "editor",
 "revision": 5,
 "scope": "single",
 "series": [],
 "sources": [
  {
   "family": "danish-police",
   "label": "Danish National Police · investigation update",
   "published": "2026-06-25",
   "url": "https://politi.dk/rigspolitiet/nyhedsliste/politiet-har-styrket-indsatsen-paa-droneomraadet/2026/06/25"
  }
 ],
 "summary": "Reports prompted an air-traffic closure. A later police update says the Copenhagen investigation could neither establish nor exclude drone activity.",
 "timeline": [
  {
   "date": "2025-09-22",
   "source": 0,
   "text": "Reports led Naviair to close air traffic at Copenhagen Airport."
  },
  {
   "date": "2026-06-25",
   "source": 0,
   "text": "Police reported that the Copenhagen investigation could neither prove nor exclude drone activity."
  }
 ],
 "title": "Copenhagen closure: drone presence remains unresolved",
 "unknown": "The observations were not conclusively identified as drones. Their origin remains unresolved.",
 "updatedAt": "2026-10-15",
 "windowBasis": null,
 "windowEnd": null,
 "windowStart": null
}