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

🇺🇸 N85373 - Embraer EMB-175 LL - United Express SKW5736/OO5736, San Francisco (SFO) to St Louis Lambert (STL) - 3.6 mi away @ 10225 ft, heading E at 403 mph. Spotted 2x before. [02:57:30 PM CST] #ABB5E6 #N85373 #E75L #AIR_SHUTTLE #SKW5736 #OO5736 #autopilot #Landing #Arrival #ADSB #ADSBbot

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

🇺🇸 N85373 - Embraer EMB-175 LL - United Express SKW5673/OO5673, Mc Ghee Tyson (TYS) to Denver (DEN) - 4.4 mi away @ 35800 ft, heading WNW at 461 mph. Spotted once before! [08:58:17 AM CDT] #ABB5E6 #N85373 #E75L #AIR_SHUTTLE #SKW5673 #OO5673 #autopilot #ADSB #ADSBbot

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

🇺🇸 N85373 - Embraer EMB-175 LL - United Express SKW5607/OO5607, Chicago O'Hare (ORD) to Tucson (TUS) - 4.2 mi away @ 33750 ft, heading SW at 484 mph. Spotted for first time! [10:39:09 AM CDT] #ABB5E6 #N85373 #E75L #AIR_SHUTTLE #SKW5607 #OO5607 #autopilot #ADSB #ADSBbot