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

🇺🇸 N8854Q - Boeing 737MAX 8 - Southwest Airlines SWA3072/WN3072, Indianapolis (IND) to San Diego (SAN) - 10.7 mi away @ 35225 ft, heading WSW at 476 mph. Spotted 72x before. [04:16:24 PM CST] #AC335B #N8854Q #B38M #SOUTHWEST #SWA3072 #WN3072 #ADSB #ADSBbot