🇺🇸 N8510E - Boeing 737NG 800/W - Southwest Airlines SWA3854/WN3854, St Louis Lambert (STL) to Denver (DEN) - 3.3 mi away @ 12000 ft, heading NW at 419 mph. Spotted 100x before. [06:32:55 PM CDT] #ABAD6C #N8510E #B738 #SOUTHWEST #SWA3854 #WN3854 #Landing #Departure #ADSB #ADSBbot