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

🇺🇸 N572UW - Airbus A321 231 - American Airlines AAL1149/AA1149, Charlotte/Douglas (CLT) to San Diego (SAN) - 3.7 mi away @ 31575 ft, heading W at 457 mph. Spotted 12x before! [10:35:07 AM CST] #A757AE #N572UW #A321 #AMERICAN #AAL1149 #AA1149 #ADSB #ADSBbot