🇺🇸 N8813Q - Boeing 737MAX 8 - Southwest Airlines SWA489/WN489, Baltimore/Washington Thurgood Marshall (BWI) to Los Angeles (LAX) - 4.5 mi away @ 33800 ft, heading W at 496 mph. Spotted 117x before. [04:56:35 PM CDT] #AC245C #N8813Q #B38M #SOUTHWEST #SWA489 #WN489 #ADSB #ADSBbot