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

🇺🇸 N759EV - Bombardier CRJ 700 - American Eagle SKW9915/OO9915, Tucson (TUS) to Montréal (Mirabel) (YMX) - 4.5 mi away @ 37950 ft, heading ENE at 568 mph. Spotted for first time! [02:46:23 PM CST] #AA3BF0 #N759EV #CRJ7 #SKYWEST #SKW9915 #OO9915 #ADSB #ADSBbot