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

🇺🇸 N8692F - Boeing 737NG 8H4/W - Southwest Airlines SWA937/WN937 (STL-MDW-BOS) - 3.4 mi away @ 19000 ft, heading WNW at 408 mph. Spotted 75x before! [06:24:48 PM CDT] #ABF2EA #N8692F #B738 #SOUTHWEST #SWA937 #WN937 #ADSB #ADSBbot