🇺🇸 N8584Z - Boeing 737NG 800/W - Southwest Airlines SWA473/WN473, Raleigh-Durham (RDU) to St Louis Lambert (STL) - 3.6 mi away @ 3600 ft, heading NE at 222 mph. Spotted 112x before. [06:59:59 AM CDT] #ABC80C #N8584Z #B738 #SOUTHWEST #SWA473 #WN473 #Landing #Arrival #ADSB #ADSBbot