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

🇺🇸 N17566 - Boeing 737MAX 9 - United Airlines UAL2162/UA2162, San Francisco (SFO) to Washington Dulles (IAD) - 4.3 mi away @ 37075 ft, heading ESE at 586 mph. Spotted 6x before! [05:50:57 AM CDT] #A12F09 #N17566 #B39M #UNITED #UAL2162 #UA2162 #ADSB #ADSBbot