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

🇺🇸 N469AM - BOEING 737 MAX 9 - UMB BANK NA TRUSTEE AMX683/AM683, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 4.5 mi away @ 34575 ft, heading SSW at 466 mph. Spotted once before. [07:27:07 AM CST] #A5BB16 #N469AM #B39M #AMX683 #AM683 #ADSB #ADSBbot

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

🇺🇸 N469AM - BOEING 737 MAX 9 - UMB BANK NA TRUSTEE AMX683/AM683, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 5.5 mi away @ 34175 ft, heading SSW at 559 mph. Spotted for first time! [07:27:57 AM CST] #A5BB16 #N469AM #B39M #AMX683 #AM683 #ADSB #ADSBbot