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

🇺🇸 N471UA - Airbus A320 232 - United Airlines UAL214/UA214, Chicago O'Hare (ORD) to Tucson (TUS) - 4.9 mi away @ 35525 ft, heading WSW at 527 mph. Spotted 30x before! [09:53:43 AM CDT] #A5C694 #N471UA #A320 #UNITED #UAL214 #UA214 #ADSB #ADSBbot