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

🇺🇸 58-0076 - Boeing KC-135R - United States Air Force - 4.1 mi away @ 32000 ft, heading WSW at 478 mph. Spotted for first time! [08:36:42 AM CST] #AE04BD #reg_580076 #K35R #military #ADSB #ADSBbot