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

🇺🇸 N720FR - Airbus A321 211SL - Frontier Airlines FFT4369/F94369, Mc Ghee Tyson (TYS) to Denver (DEN) - 3.8 mi away @ 33625 ft, heading WNW at 436 mph. Spotted 62x before! [05:06:35 PM CST] #A9A419 #N720FR #A321 #FRONTIER_FLIGHT #FFT4369 #F94369 #ADSB #ADSBbot