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

🇲🇽 XA-SRJ - AMX687/AM687, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 7.3 mi away @ 35775 ft, heading SSW at 477 mph. Spotted once before! [04:00:42 PM CST] #0D1030 #XA_SRJ #B38M #AMX687 #AM687 #ADSB #ADSBbot

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

🇲🇽 XA-SRJ - Aerovias De Mexico AMX689/AM689, Chicago O'Hare (ORD) to Licenciado Benito Juarez (MEX) - 11.8 mi away @ 39800 ft, heading SW at 483 mph. Spotted for first time! [02:26:41 PM CDT] #0D1030 #XA_SRJ #B38M #AEROMEXICO #AMX689 #AM689 #ADSB #ADSBbot