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

🇺🇸 N967NK - Airbus A320 271NSL - Spirit Airlines NKS735/NK735 - 4.1 mi away @ 37175 ft, heading WSW at 450 mph. Spotted 5x before! [08:34:14 PM CDT] #AD775D #N967NK #A20N #SPIRIT_WINGS #NKS735 #NK735 #ADSB #ADSBbot