🇺🇸 N435YX - Embraer EMB-175 LR - American Eagle RPA4436/YX4436, Ronald Reagan Washington Ntl (DCA) to St Louis Lambert (STL) - 3.6 mi away @ 3525 ft, heading NNE at 258 mph. Spotted 34x before. [10:26:57 AM CDT] #A537ED #N435YX #E75L #BRICKYARD #RPA4436 #YX4436 #autopilot #Landing #ADSB #ADSBbot