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

🇺🇸 N834US - McDonnell Douglas DC-9 88SF - USA Jet Airlines JUS272/UJ272, Laredo (LRD) to Gary/Chicago (GYY) - 4.9 mi away @ 38550 ft, heading NE at 571 mph. Spotted 11x before! [03:26:54 AM CDT] #AB6909 #N834US #MD88 #JET_USA #JUS272 #UJ272 #ADSB #ADSBbot