Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N340NB - Airbus A319 114 - Delta Air Lines DAL9917/DL9917, Los Cabos (SJD) to Detroit Metro Wayne County (DTW) - 4.7 mi away @ 39550 ft, heading ENE at 619 mph. Spotted 13x before. [07:55:55 PM CST] #A3BE7C #N340NB #A319 #DELTA #DAL9917 #DL9917 #ADSB #ADSBbot