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

🇺🇸 N877AS - Bombardier CRJ 200ER - Skywest Charter SCW3811 - 3.3 mi away @ 3225 ft, heading WNW at 185 mph. Spotted once before! [08:03:57 PM CST] #AC1068 #N877AS #CRJ2 #CHARTER_WEST #SCW3811 #Landing #ADSB #ADSBbot