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

🇺🇸 N950KT - Gulfstream Aerospace G450 - Clay Lacy Aviation Inc N950KT - 5.3 mi away @ 45975 ft, heading SW at 477 mph. Spotted for first time! [09:49:54 AM CDT] #AD359A #N950KT #GLF4 #CLAY_LACY #N950KT #autopilot #ADSB #ADSBbot