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

🇺🇸 N943LR - Bombardier CRJ 900 ER - United Express ASH6050/YV6050, George Bush Intcntl/Houston (IAH) to St Louis Lambert (STL) - 3.4 mi away @ 3350 ft, heading NNW at 234 mph. Spotted 20x before! [09:28:31 AM CST] #AD1957 #N943LR #CRJ9 #AIR_SHUTTLE #ASH6050 #YV6050 #Landing #Arrival #ADSB #ADSBbot