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

🇺🇸 N785SK - Bombardier CRJ 700 702ER - United Express SKW5323/OO5323, St Louis Lambert (STL) to Chicago O'Hare (ORD) - 3.9 mi away @ 15425 ft, heading NW at 398 mph. Spotted 9x before! [01:44:57 PM CDT] #AAA4B3 #N785SK #CRJ7 #SKYWEST #SKW5323 #OO5323 #Departure #ADSB #ADSBbot