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

🇺🇸 N455WN - Boeing 737NG 7H4/W - Southwest Airlines SWA2108/WN2108 (BUR-AUS-STL) - 3.4 mi away @ 4275 ft, heading WNW at 261 mph. Spotted 66x before! [03:23:24 PM CDT] #A586B0 #N455WN #B737 #SOUTHWEST #SWA2108 #WN2108 #Landing #ADSB #ADSBbot