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

🇺🇸 N710NK - Airbus A321 271NXSL - Spirit Airlines NKS2063/NK2063, George Bush Intcntl/Houston (IAH) to Newark Liberty (EWR) - 4.6 mi away @ 36075 ft, heading NE at 539 mph. Spotted 12x before! [08:08:55 AM CDT] #A97D43 #N710NK #A21N #SPIRIT_WINGS #NKS2063 #NK2063 #ADSB #ADSBbot