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

🇺🇸 N234JW - Embraer EMB-175 LR - American Eagle ENY3877/MQ3877, Chicago O'Hare (ORD) to El Paso (ELP) - 4.0 mi away @ 34450 ft, heading WSW at 450 mph. Spotted 32x before! [10:32:56 AM CST] #A21839 #N234JW #E75L #ENVOY #ENY3877 #MQ3877 #autopilot #ADSB #ADSBbot