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

🇺🇸 N8746Q - Boeing 737MAX 8 - Southwest Airlines SWA557/WN557, Pittsburgh (PIT) to Phoenix Sky Harbor (PHX) - 4.2 mi away @ 36675 ft, heading WSW at 445 mph. Spotted 61x before! [03:03:04 PM CST] #AC086B #N8746Q #B38M #SOUTHWEST #SWA557 #WN557 #ADSB #ADSBbot