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

🇺🇸 N954DZ - Boeing 737NG 9GPER/W - Delta Air Lines DAL527/DL527 (ATL-MCI-ATL) - 5.7 mi away @ 38750 ft, heading SE at 548 mph. Spotted 24x before! [02:56:26 PM CDT] #AD43E6 #N954DZ #B739 #DELTA #DAL527 #DL527 #ADSB #ADSBbot

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

🇺🇸 N954DZ - Boeing 737NG 9GPER/W - Delta Air Lines DAL527/DL527 (ATL-MCI-ATL) - 4.5 mi away @ 38050 ft, heading WNW at 532 mph. Spotted 19x before! [11:12:03 AM CDT] #AD43E6 #N954DZ #B739 #DELTA #DAL527 #DL527 #ADSB #ADSBbot