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

🇺🇸 N647UA - Boeing 767 322ER/W - United Airlines UAL3024/UA3024, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 4.5 mi away @ 38350 ft, heading SSW at 517 mph. Spotted 10x before. [05:14:18 PM CST] #A880FF #N647UA #B763 #UNITED #UAL3024 #UA3024 #ADSB #ADSBbot