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

🇺🇸 N904NN - Boeing 737NG 823/W - American Airlines AAL2254/AA2254, Chicago O'Hare (ORD) to Harry Reid (LAS) - 4.1 mi away @ 33875 ft, heading SW at 515 mph. Spotted 46x before! [07:40:25 AM CDT] #AC7F41 #N904NN #B738 #AMERICAN #AAL2254 #AA2254 #ADSB #ADSBbot