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

🇺🇸 N952CA - Boeing 747 428BCF - National Airlines NCR889/N8889 - 4.2 mi away @ 37150 ft, heading ENE at 652 mph. Spotted once before! [10:00:27 AM CDT] #AD3C48 #N952CA #B744 #NATIONAL_CARGO #NCR889 #N8889 #ADSB #ADSBbot