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

🇺🇸 N17326 - Boeing 737MAX 8 - United Airlines UAL2192/UA2192, St Louis Lambert (STL) to San Francisco (SFO) - 3.5 mi away @ 11975 ft, heading NW at 452 mph. Spotted 2x before! [06:31:37 PM CDT] #A1270F #N17326 #B38M #UNITED #UAL2192 #UA2192 #TakingOff #Departure #ADSB #ADSBbot