Pilot Report Unclassified Complete

237UAP00195

National Archives and Records Administration

Released

—

Published

—

Added to archive

Jun 14, 2026

Department

NARA

Original size

49 KB

External ID

80d10cb883c264780792a825b893202bcd4eec07dba44c070ab33b91477586f5

Confidence

85%

Credibility

90%

View original document ↗ hosted at the official government source

Intelligence summary

A commercial aircraft reported encountering a large balloon while flying at high altitude near Chicago.

Tags & topics

Locations referenced

Location	Context	Confidence	Supporting text
Chicago	Incident Location	Unresolved	A commercial aircraft reported encountering a large balloon while flying at high altitude near Chicago.

Extracted timeline

Jun 15, 2023

Document Date (year hint)

Document Date (year hint) for 237UAP00195

Jun 14, 2026

Ingestion Date

Ingestion Date for 237UAP00195

Jun 14, 2026

Document Record Date

Document Record Date for 237UAP00195

Jun 14, 2026

Update Date

Update Date for 237UAP00195

Entities mentioned

Boeing 737-800 United Airlines Chicago O'Hare Large Balloon

Full document text

450 characters, transcribed via OCR. Errors reflect the source scan. Compare with the original ↗

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SKYWATCH INCIDENT REPORT PRIMARY CODE: UNIDENTIFIED AERIAL PHENOMENON Date: 14:00 02/03/2023 Status: Closed POD: DEN Reporting Facility: ZDV Callsign:UAL532 Aircraft:B738 Tail Number: Operator:UAL Origin:DEN Destination:ORD New Destination: Operator Type:Commercial Paged:NO REMARKS Aircraft reported large balloon they passed under while E bound at FL390, 20NM E of PWK. SKYWATCH INCIDENT REPORT | DATE: 2023-02-03T14:00 | POD: DEN | PAGE 1 of 1