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

🇺🇸 N487JA - Bombardier Challenger 300 - Executive AirShare XSR487, Addison (ADS) to Charles B Wheeler Downtown (MKC) - 5.0 mi away @ 42800 ft, heading SW at 466 mph. Spotted 3x before! [11:21:03 AM CST] #A60363 #N487JA #CL30 #AIRSHARE #XSR487 #ADSB #ADSBbot

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

🇺🇸 N487JA - Bombardier Challenger 300 - Executive AirShare XSR487 - 3.6 mi away @ 1600 ft, heading SSE at 149 mph. Spotted 2x before! [05:29:13 PM CDT] #A60363 #N487JA #CL30 #AIRSHARE #XSR487 #ADSB #ADSBbot