🇺🇸 N73406 - Boeing 737NG 924/W - United Airlines UAL1528/UA1528, George Bush Intcntl/Houston (IAH) to St Louis Lambert (STL) - 3.7 mi away @ 3675 ft, heading N at 261 mph. Spotted 8x before. [11:47:27 PM CDT] #A9DC5E #N73406 #B739 #UNITED #UAL1528 #UA1528 #Landing #Arrival #ADSB #ADSBbot