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

🇺🇸 N419AZ - Boeing 767 319ERBDSF/W - Prime Air ATN3329/8C3329 - 4.5 mi away @ 36350 ft, heading E at 513 mph. Spotted 21x before! [12:43:55 PM CDT] #A4F5A7 #N419AZ #B763 #AIR_TRANSPORT #ATN3329 #8C3329 #ADSB #ADSBbot