SKYWATCH INCIDENT REPORT PRIMARY CODE: UNIDENTIFIED AERIAL PHENOMENON Date: 11:41 10/19/2023 Callsign: N823HL Origin: PNE Status: Closed Aircraft: LJ45 Destination: ACK POD: DEN Tail Number: New Destination: Reporting Facility: ZBW Operator: Operator Type: General Aviation Paged: YES REMARKS Aircraft reported an unidentified aerial phenomenon off the right side while inbound to ACK descending through FL180. The unknown phenomenon was silver and the size of a softball and was moving W/SW bound. SKYWATCH INCIDENT REPORT | DATE: 2023-10-19T11:41 | POD: DEN | PAGE 1 of 1