Pilot Report Unclassified Complete

237UAP00563

National Archives and Records Administration

Released
Published
Added to archive
Jun 14, 2026
Department
NARA
Original size
242 KB
External ID
d178c14a548960f6ac553b1bc309220426cb80fff59e702e473e734fe230f7c7
Confidence
85%
Credibility
90%

View original document ↗ hosted at the official government source

Intelligence summary

On October 19, 2023, a Learjet LJ45 reported a silver, softball-sized UAP while approaching Nantucket, MA. The incident occurred at FL180, and no evasive action was taken.

Tags & topics

Aviation Safetypilot reportsUAP AviationIncident ReportLearjetUAPUFO

Locations referenced

LocationContextConfidenceSupporting text
NANTUCKET, Massachusetts Incident Location Unresolved Date: 10/19/2023 7:41:00 AM (-04 EDT) Title: N823HL UFO-UAP ACTIVITY 10-19-2023 Latitude: 41.253299439999999 Latitude: -70.060511939999998 PRELIM INFO FROM FAA
FL180, and no evasive action was taken Incident Location Unresolved On October 19, 2023, a Learjet LJ45 reported a silver, softball-sized UAP while approaching Nantucket, MA. The incident occurred at FL180, and no evasive action

Extracted timeline

Jun 15, 2023

Document Date (year hint)

Document Date (year hint) for 237UAP00563

Jun 14, 2026

Ingestion Date

Ingestion Date for 237UAP00563

Jun 14, 2026

Document Record Date

Document Record Date for 237UAP00563

Jun 14, 2026

Update Date

Update Date for 237UAP00563

Entities mentioned

Full document text

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

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Date: 10/19/2023 7:41:00 AM (-04 EDT) Title: N823HL UFO-UAP ACTIVITY 10-19-2023 Latitude: 41.253299439999999 Latitude: -70.060511939999998 PRELIM INFO FROM FAA OPS: NANTUCKET, MA/UFO-UAP ACTIVITY/0741E/BOSTON ARTCC ADVISED N823HL, LEARJET LJ45, PHL - ACK, REPORTED A SILVER, SOFTBALL-SIZED UAP FROM THE RIGHT SIDE AT FL180 WHILE ON FINAL FOR ACK. NO EVASIVE ACTION TAKEN. LEO NOTIFICATION NOT REPORTED. WOC 7-3333 JF/TB Washington Operations Center DESCRIPTION