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

🇲🇽 XA-DAT - Boeing 737MAX 8 - AeroMexico AMX689/AM689, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 4.5 mi away @ 35875 ft, heading SSW at 452 mph. Spotted 2x before! [03:32:01 AM CST] #0D0E4B #XA_DAT #B38M #AEROMEXICO #AMX689 #AM689 #ADSB #ADSBbot

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

🇲🇽 XA-DAT - Boeing 737MAX 8 - AeroMexico AMX687/AM687, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 4.6 mi away @ 35550 ft, heading SSW at 665 mph. Spotted once before! [03:58:07 PM CST] #0D0E4B #XA_DAT #B38M #AEROMEXICO #AMX687 #AM687 #ADSB #ADSBbot

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

🇲🇽 XA-DAT - Boeing 737MAX 8 - AeroMexico AMX687/AM687, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 4.6 mi away @ 38025 ft, heading SSW at 544 mph. Spotted for first time! [05:49:35 PM CDT] #0D0E4B #XA_DAT #B38M #AEROMEXICO #AMX687 #AM687 #ADSB #ADSBbot