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

🇺🇸 N339DN - Airbus A321 211SL - Delta Air Lines DAL746/DL746, Hartsfield - Jackson Atlanta (ATL) to Denver (DEN) - 4.4 mi away @ 33400 ft, heading WNW at 443 mph. Spotted 4x before! [06:42:56 PM CST] #A3B796 #N339DN #A321 #DELTA #DAL746 #DL746 #ADSB #ADSBbot