Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N401UP - Boeing 757 24APF - United Parcel Service UPS775/5X775, George Bush Intcntl/Houston (IAH) to Chicago/Rockford (RFD) - 3.2 mi away @ 25575 ft, heading NNE at 514 mph. Spotted 3x before. [11:05:53 PM CST] #A4B228 #N401UP #B752 #UPS #UPS775 #5X775 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N401UP - Boeing 757 24APF - United Parcel Service UPS5774/5X5774 - 4.6 mi away @ 39900 ft, heading SSW at 491 mph. Spotted 2x before! [04:04:43 PM CDT] #A4B228 #N401UP #B752 #UPS #UPS5774 #5X5774 #ADSB #ADSBbot

Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N401UP - Boeing 757 24APF - United Parcel Service UPS996/5X996, Louisville Muhammad Ali (SDF) to Portland (PDX) - 4.3 mi away @ 38125 ft, heading W at 464 mph. Spotted once before! [01:36:55 AM CST] #A4B228 #N401UP #B752 #UPS #UPS996 #5X996 #ADSB #ADSBbot