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

🇺🇸 N35953 - Boeing 787 9 - United Airlines UAL3934/UA3934, Louis Armstrong New Orleans (MSY) to Chicago O'Hare (ORD) - 4.6 mi away @ 38850 ft, heading NNE at 588 mph. Spotted for first time! [09:44:31 PM CST] #A4095F #N35953 #B789 #UNITED #UAL3934 #UA3934 #autopilot #ADSB #ADSBbot