🇺🇸 N68452 - Boeing 737NG 924ER/W - United Airlines UAL2459/UA2459, St Louis Lambert (STL) to Denver (DEN) - 3.4 mi away @ 13700 ft, heading WNW at 417 mph. Spotted 18x before. [09:20:22 AM CDT] #A91535 #N68452 #B739 #UNITED #UAL2459 #UA2459 #Landing #Departure #ADSB #ADSBbot