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

🇺🇸 N1811U - Boeing 737MAX 8 - Southwest Airlines SWA1649/WN1649, John Glenn Columbus (CMH) to Harry Reid (LAS) - 4.2 mi away @ 38125 ft, heading WSW at 410 mph. Spotted 59x before. [07:57:07 PM CST] #A146F1 #N1811U #B38M #SOUTHWEST #SWA1649 #WN1649 #ADSB #ADSBbot