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

🇺🇸 N224WN - Boeing 737NG 7H4/W - Southwest Airlines SWA416/WN416, Ronald Reagan Washington Ntl (DCA) to Kansas City (MCI) - 4.8 mi away @ 40475 ft, heading WSW at 439 mph. Spotted 44x before! [07:06:18 AM CST] #A1F1DE #N224WN #B737 #SOUTHWEST #SWA416 #WN416 #ADSB #ADSBbot