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

🇺🇸 N635SY - Sky West Aviation SKW5493/OO5493, George Bush Intcntl/Houston (IAH) to General Mitchell (MKE) - 5.1 mi away @ 34200 ft, heading NNE at 501 mph. Spotted for first time! [09:05:51 AM CDT] #A851F6 #N635SY #SKYWEST #SKW5493 #OO5493 #autopilot #ADSB #ADSBbot