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

🇺🇸 N8861Q - Boeing 737MAX 8 - Southwest Airlines SWA6684/WN6684, Chicago Midway (MDW) to Austin-Bergstrom (AUS) - 4.8 mi away @ 39850 ft, heading SW at 526 mph. Spotted 65x before! [01:56:00 PM CDT] #AC36A9 #N8861Q #B38M #SOUTHWEST #SWA6684 #WN6684 #ADSB #ADSBbot