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

🇺🇸 N8633A - Boeing 737NG 8H4/W - Southwest Airlines SWA3211/WN3211, Indianapolis (IND) to Phoenix Sky Harbor (PHX) - 4.6 mi away @ 37600 ft, heading SW at 544 mph. Spotted 94x before! [06:13:10 AM CDT] #ABDCBE #N8633A #B738 #SOUTHWEST #SWA3211 #WN3211 #ADSB #ADSBbot