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

🇺🇸 N8808Q - Boeing 737MAX 8 - Southwest Airlines SWA4685/WN4685, Chicago Midway (MDW) to Boise Air Trml/Gowen Field (BOI) - 4.5 mi away @ 38200 ft, heading W at 489 mph. Spotted 86x before! [08:49:09 AM CDT] #AC2154 #N8808Q #B38M #SOUTHWEST #SWA4685 #WN4685 #ADSB #ADSBbot