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

🇺🇸 N9010R - Airbus A319 115SL - American Airlines AAL3134/AA3134, Kansas City (MCI) to Chicago O'Hare (ORD) - 4.1 mi away @ 34650 ft, heading ENE at 554 mph. Spotted 21x before! [07:29:20 PM CDT] #AC754B #N9010R #A319 #AMERICAN #AAL3134 #AA3134 #ADSB #ADSBbot