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

🇺🇸 N837US - McDonnell Douglas DC-9 88SF - USA Jet Airlines JUS318/UJ318, Laredo (LRD) to Plan De Guadalupe (SLW) - 4.5 mi away @ 36400 ft, heading NE at 501 mph. Spotted 22x before! [11:58:42 PM CDT] #AB742E #N837US #MD88 #JET_USA #JUS318 #UJ318 #ADSB #ADSBbot