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

🇺🇸 N134SY - Embraer EMB-175 LR - United Express SKW4712/OO4712, Chicago O'Hare (ORD) to El Paso (ELP) - 4.3 mi away @ 37700 ft, heading WSW at 432 mph. Spotted 31x before! [09:10:04 PM CDT] #A08BB4 #N134SY #E75L #SKYWEST #SKW4712 #OO4712 #autopilot #ADSB #ADSBbot

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

🇺🇸 N82366 - Embraer EMB-175 LL - United Express SKW4712/OO4712, Chicago O'Hare (ORD) to El Paso (ELP) - 4.3 mi away @ 33775 ft, heading SSW at 513 mph. Spotted once before! [11:31:32 PM CDT] #AB3F49 #N82366 #E75L #AIR_SHUTTLE #SKW4712 #OO4712 #autopilot #ADSB #ADSBbot