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

🇺🇸 N9142P - PIPER PA-24-260 - ERICKSON RALPH E N9142P - 3.1 mi away @ 1400 ft, heading ENE at 166 mph. Spotted 3x before! [03:31:16 PM CDT] #ACA833 #N9142P #PA24 #N9142P #ADSB #ADSBbot