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

🇺🇸 59-1522 - Boeing KC-135R - United States Air Force - 3.5 mi away @ 21975 ft, heading WNW at 446 mph. Spotted 3x before. [06:30:04 PM CST] #AE014B #reg_591522 #K35R #military #ADSB #ADSBbot