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

🇺🇸 N212NV - Airbus A320 214SL - Allegiant Air AAY2332/G42332, South Bend (SBN) to Phoenix-Mesa Gateway (AZA) - 4.0 mi away @ 34675 ft, heading WSW at 451 mph. Spotted 13x before. [01:36:24 PM CST] #A1C230 #N212NV #A320 #ALLEGIANT #AAY2332 #G42332 #ADSB #ADSBbot