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

🇺🇸 N121CZ - Embraer EMB-120 ER - Air Charter Express FRG649, Del Rio (DRT) to Willow Run (YIP) - 3.6 mi away @ 26825 ft, heading NE at 470 mph. Spotted 2x before! [05:13:43 PM CST] #A057B3 #N121CZ #E120 #FRG649 #ADSB #ADSBbot

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

🇺🇸 N121CZ - Embraer EMB-120 ER - Air Charter Express FRG567, General Mitchell (MKE) to St Louis Lambert (STL) - 3.3 mi away @ 14225 ft, heading WNW at 263 mph. Spotted once before! [11:53:52 PM CDT] #A057B3 #N121CZ #E120 #FREIGHT_RUNNERS #FRG567 #Landing #Arrival #ADSB #ADSBbot

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

🇺🇸 N121CZ - Embraer EMB-120 ER - Air Charter Express FRG9121 - 4.4 mi away @ 27975 ft, heading NNE at 351 mph. Spotted for first time! [01:04:30 PM CDT] #A057B3 #N121CZ #E120 #FRG9121 #ADSB #ADSBbot