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

🇺🇸 N409UP - Boeing 757 24APF - United Parcel Service UPS5789/5X5789 - 4.1 mi away @ 32825 ft, heading NE at 639 mph. Spotted 8x before! [11:02:21 AM CST] #A4CFE0 #N409UP #B752 #UPS #UPS5789 #5X5789 #ADSB #ADSBbot