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

🇺🇸 N8872Q - Boeing 737MAX 8 - Southwest Airlines SWA3001/WN3001, Kansas City (MCI) to Hartsfield/Jackson Atlanta (ATL) - 4.5 mi away @ 36375 ft, heading SE at 548 mph. Spotted 71x before. [03:39:40 PM CDT] #AC3A83 #N8872Q #B38M #SOUTHWEST #SWA3001 #WN3001 #ADSB #ADSBbot