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

🇺🇸 N873DN - Boeing 737NG 900ER/W - Delta Air Lines DAL1643/DL1643 (JFK-AUS-JFK) - 4.6 mi away @ 37325 ft, heading NE at 542 mph. Spotted 9x before! [09:33:08 PM CDT] #AC01D3 #N873DN #B739 #DELTA #DAL1643 #DL1643 #ADSB #ADSBbot

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

🇺🇸 N886DN - Boeing 737NG 900ER/W - Delta Air Lines DAL1643/DL1643 (JFK-AUS-JFK) - 4.8 mi away @ 39425 ft, heading NE at 515 mph. Spotted 19x before! [09:00:08 PM CDT] #AC3477 #N886DN #B739 #DELTA #DAL1643 #DL1643 #ADSB #ADSBbot

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

🇺🇸 N848DN - Boeing 737NG 932ER/W - Delta Air Lines DAL1643/DL1643 (JFK-AUS-JFK) - 4.2 mi away @ 34600 ft, heading NE at 599 mph. Spotted 11x before! [08:57:29 PM CDT] #AB9DE9 #N848DN #B739 #DELTA #DAL1643 #DL1643 #ADSB #ADSBbot