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

🇺🇸 N925AF - Bombardier Challenger 604 - SAI Flight Services VET925, Greenville Spartanburg (GSP) to Rocky Mountain Metro (BJC) - 4.4 mi away @ 37825 ft, heading WNW at 434 mph. Spotted for first time! [10:23:59 AM CST] #ACD0C3 #N925AF #CL60 #POINSETT_AIR #VET925 #ADSB #ADSBbot