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

🇺🇸 N251NV - Airbus A320 214SL - Allegiant Air AAY2078/G42078, Orlando Sanford (SFB) to Des Moines (DSM) - 9.3 mi away @ 36450 ft, heading NW at 459 mph. Spotted 3x before! [11:49:36 AM CST] #A25C75 #N251NV #A320 #ALLEGIANT #AAY2078 #G42078 #ADSB #ADSBbot