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

🇺🇸 N521LR - CL-600-2C10 - GJS3395/G73395, Chicago O'Hare (ORD) to St Louis Lambert (STL) - 3.2 mi away @ 13175 ft, heading E at 386 mph. Spotted for first time! [07:48:58 PM CST] #A68DAF #N521LR #CRJ7 #GJS3395 #G73395 #Landing #Arrival #ADSB #ADSBbot