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

🇺🇸 N8681M - Boeing 737NG 8H4/W - Southwest Airlines SWA1073/WN1073, Cleveland-Hopkins (CLE) to Harry Reid (LAS) - 4.3 mi away @ 39000 ft, heading WSW at 452 mph. Spotted 93x before. [08:17:54 PM CST] #ABEF16 #N8681M #B738 #SOUTHWEST #SWA1073 #WN1073 #ADSB #ADSBbot