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

🇺🇸 N996NN - Boeing 737NG 823/W - American Airlines AAL1924/AA1924 (ORD-VPS-ORD) - 4.8 mi away @ 40000 ft, heading NNE at 555 mph. Spotted 34x before! [12:24:30 PM CDT] #ADEA26 #N996NN #B738 #AMERICAN #AAL1924 #AA1924 #ADSB #ADSBbot