🇺🇸 N323UP - Boeing 767 34AF/W - United Parcel Service UPS5801/5X5801, Denver (DEN) to Louisville Muhammad Ali (SDF) - 5.9 mi away @ 40700 ft, heading ESE at 572 mph. Spotted 18x before. [09:52:03 AM CDT] #A37B45 #N323UP #B763 #UPS #UPS5801 #5X5801 #ADSB #ADSBbot

🇺🇸 N323UP - Boeing 767 34AF/W - United Parcel Service UPS956/5X956, Louisville Muhammad Ali (SDF) to Sacramento Mather (MHR) - 5.4 mi away @ 37800 ft, heading W at 487 mph. Spotted 17x before. [03:27:07 AM CDT] #A37B45 #N323UP #B763 #UPS #UPS956 #5X956 #ADSB #ADSBbot