SKYWATCH INCIDENT REPORT PRIMARY CODE: UNIDENTIFIED AERIAL PHENOMENON Date: 15:18 02/03/2023 Callsign: DAL1276 Origin: DFW Status: Closed Aircraft: A321 Destination: MSP POD: DEN Tail Number: New Destination: Reporting Facility: ZKC Operator: DAL Operator Type: Commercial Paged: NO REMARKS Aircraft reported a large balloon off the left side while N bound at FL310, 13NM NW of STJ. The balloon was at approximately FL500 and above. SKYWATCH INCIDENT REPORT | DATE: 2023-02-03T15:18 | POD: DEN | PAGE 1 of 1