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

🇺🇸 N89304 - Embraer EMB-175 LR - United Express ASHH6120/YVH6120, George Bush Intcntl/Houston (IAH) to St Louis Lambert (STL) - 3.4 mi away @ 3275 ft, heading NNE at 257 mph. Spotted 10x before! [04:11:56 PM CDT] #AC52EE #N89304 #E75L #AIR_SHUTTLE #ASHH6120 #YVH6120 #autopilot #ADSB #ADSBbot