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

🇺🇸 N479AS - Boeing 737NG 990ER/W - Alaska Airlines ASA249/AS249, Licenciado Gustavo Diaz Ordaz (PVR) to John F Kennedy (JFK) - 30.8 mi away @ 37275 ft, heading ENE at 576 mph. Spotted 6x before. [07:20:02 PM CST] #A5E29A #N479AS #B739 #ALASKA #ASA249 #AS249 #ADSB #ADSBbot