🇺🇸 N8303R - Boeing 737NG 8H4/W - Southwest Airlines SWA207/WN207 (DCA-AUS-SAN) - 4.6 mi away @ 40375 ft, heading SW at 531 mph. Spotted 91x before. [09:26:46 PM CDT] #AB5B2B #N8303R #B738 #SOUTHWEST #SWA207 #WN207 #ADSB #ADSBbot