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

🇺🇸 N705NK - Airbus A321 271NXSL - Spirit Airlines NKS1116/NK1116, Hartsfield - Jackson Atlanta (ATL) to Chicago O'Hare (ORD) - 5.7 mi away @ 36225 ft, heading NNE at 545 mph. Spotted 6x before! [06:20:41 AM CDT] #A96857 #N705NK #A21N #SPIRIT_WINGS #NKS1116 #NK1116 #ADSB #ADSBbot