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

🇺🇸 N975AN - Boeing 737NG 823/W - American Airlines AAL2371/AA2371, Palm Beach (PBI) to Chicago O'Hare (ORD) - 4.5 mi away @ 37325 ft, heading NNE at 559 mph. Spotted 38x before! [07:56:54 PM CDT] #AD9645 #N975AN #B738 #AMERICAN #AAL2371 #AA2371 #ADSB #ADSBbot