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

🇺🇸 N140SY - Embraer EMB-175 LR - United Express SKWW5414/OOW5414, Louis Armstrong New Orleans (MSY) to Chicago O'Hare (ORD) - 4.1 mi away @ 34975 ft, heading NNE at 492 mph. Spotted 24x before! [11:57:07 AM CDT] #A0A457 #N140SY #E75L #SKYWEST #SKWW5414 #OOW5414 #autopilot #ADSB #ADSBbot