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

🇺🇸 N189NV - Airbus A320 214SL - Allegiant Air AAY469/G4469, Des Moines (DSM) to Fort Lauderdale/Hollywood (FLL) - 4.4 mi away @ 39050 ft, heading SE at 512 mph. Spotted once before! [07:54:28 AM CDT] #A1635B #N189NV #A320 #ALLEGIANT #AAY469 #G4469 #ADSB #ADSBbot