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

🇺🇸 N251NV - Airbus A320 214SL - Allegiant Air AAY1041/G41041, Hector (FAR) to St Pete-Clearwater (PIE) - 4.6 mi away @ 36775 ft, heading SSE at 561 mph. Spotted 2x before! [12:31:25 PM CST] #A25C75 #N251NV #A320 #ALLEGIANT #AAY1041 #G41041 #ADSB #ADSBbot