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

🇺🇸 N653NK - Airbus A320 232SL - Spirit Airlines NKS1037/NK1037, Los Angeles (LAX) to Indianapolis (IND) - 4.9 mi away @ 41125 ft, heading E at 551 mph. Spotted 15x before! [10:04:20 PM CDT] #A89915 #N653NK #A320 #SPIRIT_WINGS #NKS1037 #NK1037 #ADSB #ADSBbot