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

🇺🇸 N573UP - Boeing 747 44AF - United Parcel Service UPS2998/5X2998, Louisville Muhammad Ali (SDF) to Ted Stevens Anchorage (ANC) - 4.2 mi away @ 35800 ft, heading N at 571 mph. Spotted for first time! [07:44:26 PM CDT] #A75B5E #N573UP #B744 #UPS #UPS2998 #5X2998 #ADSB #ADSBbot