🇺🇸 N8848Q - Boeing 737MAX 8 - Southwest Airlines SWA4424/WN4424, San Diego (SAN) to Baltimore/Washington Thurgood Marshall (BWI) - 5.6 mi away @ 39250 ft, heading ENE at 546 mph. Spotted 97x before. [04:54:36 PM CDT] #AC3030 #N8848Q #B38M #SOUTHWEST #SWA4424 #WN4424 #ADSB #ADSBbot