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

🇺🇸 N931AM - Airbus A321 231SL - American Airlines AAL3287/AA3287 (CLT-SMF-CLT) - 4.0 mi away @ 33650 ft, heading WNW at 431 mph. Spotted 17x before! [06:49:45 PM CST] #ACE96C #N931AM #A321 #AMERICAN #AAL3287 #AA3287 #ADSB #ADSBbot