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

🇺🇸 N8748Q - Boeing 737MAX 8 - Southwest Airlines SWA2205/WN2205 (MDW-DAL-LAS) - 4.0 mi away @ 33625 ft, heading SW at 499 mph. Spotted 60x before! [09:02:27 PM CDT] #AC08B1 #N8748Q #B38M #SOUTHWEST #SWA2205 #WN2205 #ADSB #ADSBbot