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

🇺🇸 N882UA - Airbus A319 132 - United Airlines UAL720/UA720 (SAV-DEN-YYC) - 3.5 mi away @ 29300 ft, heading W at 464 mph. Spotted 27x before! [05:38:05 PM CDT] #AC2706 #N882UA #A319 #UNITED #UAL720 #UA720 #ADSB #ADSBbot