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

🇺🇸 N943DZ - Boeing 737NG 9GPER/W - Delta Air Lines DAL3134/DL3134 (ATL-IND-ATL) - 4.2 mi away @ 33975 ft, heading SSW at 524 mph. Spotted 48x before! [04:35:04 PM CDT] #AD18B0 #N943DZ #B739 #DELTA #DAL3134 #DL3134 #ADSB #ADSBbot