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

🇺🇸 N963NN - Boeing 737NG 823/W - American Airlines AAL1903/AA1903, Charlotte/Douglas (CLT) to Kansas City (MCI) - 4.4 mi away @ 38625 ft, heading WNW at 441 mph. Spotted 28x before! [10:23:42 PM CST] #AD6884 #N963NN #B738 #AMERICAN #AAL1903 #AA1903 #ADSB #ADSBbot