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

🇺🇸 N798CC - Embraer EMB-170 SE - American Eagle ENY4205/MQ4205, Chicago O'Hare (ORD) to Austin-Bergstrom (AUS) - 4.1 mi away @ 33900 ft, heading SW at 410 mph. Spotted 15x before! [04:04:44 PM CDT] #AAD5F2 #N798CC #E170 #ENVOY #ENY4205 #MQ4205 #autopilot #ADSB #ADSBbot