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

🇺🇸 N407AN - Airbus A321 253NXSL - American Airlines AAL1052/AA1052, Charlotte/Douglas (CLT) to Chicago O'Hare (ORD) - 4.1 mi away @ 35825 ft, heading NNE at 535 mph. Spotted 9x before! [02:30:13 PM CDT] #A4C6AF #N407AN #A21N #AMERICAN #AAL1052 #AA1052 #ADSB #ADSBbot