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

🇺🇸 N7724A - Boeing 737NG 7BD/W - Southwest Airlines SWA1155/WN1155, Charleston Afb/International (CHS) to Denver (DEN) - 4.2 mi away @ 35175 ft, heading WNW at 454 mph. Spotted 51x before! [10:14:21 AM CST] #AA735A #N7724A #B737 #SOUTHWEST #SWA1155 #WN1155 #ADSB #ADSBbot