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

🇺🇸 N668FR - AIRBUS A321-271NX - UMB BANK NA TRUSTEE FFT4240/F94240, Phoenix Sky Harbor (PHX) to Cincinnati/Northern Kentucky (CVG) - 4.5 mi away @ 36775 ft, heading ESE at 500 mph. Spotted for first time! [02:43:17 PM CDT] #A8D27E #N668FR #A21N #FFT4240 #F94240 #ADSB #ADSBbot