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

🇺🇸 N706NK - Airbus A321 271NXSL - Spirit Airlines NKS1365/NK1365, Baltimore/Washington Thurgood Marshall (BWI) to Los Angeles (LAX) - 4.0 mi away @ 33850 ft, heading W at 379 mph. Spotted 7x before! [09:34:05 AM CST] #A96C0E #N706NK #A21N #SPIRIT_WINGS #NKS1365 #NK1365 #ADSB #ADSBbot