🇺🇸 N931DQ - Boeing 737NG 9GPER/W - Delta Air Lines DAL543/DL543 (ATL-STL-ATL) - 5.5 mi away @ 2225 ft, heading ESE at 177 mph. Spotted 34x before. [03:30:53 PM CDT] #ACE9BA #N931DQ #B739 #DELTA #DAL543 #DL543 #Landing #ADSB #ADSBbot