🇺🇸 N8726H - Boeing 737MAX 8 - Southwest Airlines SWA4038/WN4038, St Louis Lambert (STL) to Austin-Bergstrom (AUS) - 3.5 mi away @ 9675 ft, heading SW at 321 mph. Spotted 74x before. [11:33:36 PM CDT] #AC00F6 #N8726H #B38M #SOUTHWEST #SWA4038 #WN4038 #TakingOff #Departure #ADSB #ADSBbot