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

🇺🇸 N8879Q - Boeing 737MAX 8 - Southwest Airlines SWA4426/WN4426 - 3.6 mi away @ 14150 ft, heading WNW at 387 mph. Spotted 49x before! [04:24:09 PM CDT] #AC3B78 #N8879Q #B38M #SOUTHWEST #SWA4426 #WN4426 #Landing #ADSB #ADSBbot