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

🇺🇸 N38467 - Boeing 737NG 924ER/W - United Airlines UAL2732/UA2732, Washington Dulles (IAD) to Denver (DEN) - 4.0 mi away @ 33875 ft, heading WSW at 492 mph. Spotted 9x before! [04:51:13 PM CDT] #A46D70 #N38467 #B739 #UNITED #UAL2732 #UA2732 #ADSB #ADSBbot