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

🇺🇸 N8908Q - Boeing 737MAX 8 - Southwest Airlines SWA2034/WN2034 (PHX-BWI-TPA) - 10.4 mi away @ 38425 ft, heading ENE at 641 mph. Spotted 49x before. [09:33:03 AM CST] #AC48D3 #N8908Q #B38M #SOUTHWEST #SWA2034 #WN2034 #ADSB #ADSBbot