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

🇺🇸 N37502 - Boeing 737MAX 9 - United Airlines UAL2725/UA2725 (MSY-IAH-SFO-IAD) - 4.2 mi away @ 37175 ft, heading E at 588 mph. Spotted 3x before! [03:12:49 AM CDT] #A448D1 #N37502 #B39M #UNITED #UAL2725 #UA2725 #ADSB #ADSBbot