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

🇺🇸 N103SY - Embraer EMB-175 LR - United Express SKW4681/OO4681, Denver (DEN) to Blue Grass (LEX) - 4.8 mi away @ 35800 ft, heading ESE at 611 mph. Spotted 22x before! [08:24:39 PM CST] #A01180 #N103SY #E75L #SKYWEST #SKW4681 #OO4681 #autopilot #ADSB #ADSBbot

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

🇺🇸 N103SY - Embraer EMB-175 LR - United Express SKW4747/OO4747, Chicago O'Hare (ORD) to Northwest Arkansas Ntl (XNA) - 4.1 mi away @ 34875 ft, heading SW at 427 mph. Spotted 21x before! [09:45:14 AM CST] #A01180 #N103SY #E75L #SKYWEST #SKW4747 #OO4747 #autopilot #ADSB #ADSBbot