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

🇺🇸 N578GJ - Bombardier CRJ 700 701ER - United Express GJS4403/G74403, Birmingham-Shuttlesworth (BHM) to Chicago O'Hare (ORD) - 3.9 mi away @ 34250 ft, heading NNE at 545 mph. Spotted 17x before. [07:23:24 PM CDT] #A76CC0 #N578GJ #CRJ7 #LINDBERGH #GJS4403 #G74403 #ADSB #ADSBbot

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

🇺🇸 N566GJ - Bombardier CRJ 700 - United Express GJS4403/G74403, Birmingham-Shuttlesworth (BHM) to Chicago O'Hare (ORD) - 4.2 mi away @ 30750 ft, heading NNE at 548 mph. Spotted 12x before. [07:24:59 PM CDT] #A73DD3 #N566GJ #CRJ7 #LINDBERGH #GJS4403 #G74403 #ADSB #ADSBbot