Washington Operations Center Date: 10/19/2023 7:41:00 AM (-04 EDT) Title: N823HL UFO-UAP ACTIVITY 10-19-2023 Latitude: 41.253299439999999 Latitude: -70.060511939999998 DESCRIPTION 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