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

🇺🇸 N833US - McDonnell Douglas DC-9 88SF - USA Jet Airlines JUS427/UJ427, Del Bajio (BJX) to Willow Run (YIP) - 4.1 mi away @ 36125 ft, heading SW at 442 mph. Spotted 11x before! [12:05:38 PM CST] #AB6552 #N833US #MD88 #JET_USA #JUS427 #UJ427 #ADSB #ADSBbot