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

🇺🇸 N66828 - Boeing 737NG 924ER/W - United Airlines UAL8201/UA8201, Chicago O'Hare (ORD) to Wichita Dwight D Eisenhower Ntl (ICT) - 4.3 mi away @ 36075 ft, heading E at 552 mph. Spotted 6x before! [12:50:35 PM CDT] #A8D4B0 #N66828 #B739 #UNITED #UAL8201 #UA8201 #ADSB #ADSBbot