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

🇺🇸 N239NV - Airbus A320 214 - Allegiant Air AAY565/G4565, Gerald R Ford (GRR) to Austin-Bergstrom (AUS) - 4.7 mi away @ 37550 ft, heading SW at 539 mph. Spotted 2x before! [08:17:36 AM CDT] #A22B2F #N239NV #A320 #ALLEGIANT #AAY565 #G4565 #ADSB #ADSBbot