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

🇺🇸 N843NN - Boeing 737NG 823/W - American Airlines AAL2695/AA2695, Fort Lauderdale/Hollywood (FLL) to Chicago O'Hare (ORD) - 4.4 mi away @ 36975 ft, heading N at 556 mph. Spotted 44x before. [08:36:52 AM CDT] #AB8C37 #N843NN #B738 #AMERICAN #AAL2695 #AA2695 #ADSB #ADSBbot