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

🇺🇸 N751YX - Embraer EMB-175 LR - United Express RPA3593/YX3593, Chicago O'Hare (ORD) to Northwest Arkansas Ntl (XNA) - 3.9 mi away @ 33125 ft, heading SW at 458 mph. Spotted 8x before. [01:18:43 PM CDT] #AA1FFC #N751YX #E75L #BRICKYARD #RPA3593 #YX3593 #autopilot #ADSB #ADSBbot

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

🇺🇸 N751YX - Embraer EMB-175 LR - United Express RPA3494/YX3494 (CLE-ORD-OKC) - 4.2 mi away @ 36025 ft, heading WSW at 489 mph. Spotted 7x before. [09:56:42 AM CST] #AA1FFC #N751YX #E75L #BRICKYARD #RPA3494 #YX3494 #autopilot #ADSB #ADSBbot

ICAO: AA1FFC
Owner: REPUBLIC AIRLINES
Flt: RPA3694 N751YX E75L EWR-YHZ
Time: 2025-12-21 22:01:59 EST
Min Alt: 29000 ft
Min Dist: 4.7 nm (-46° NW)
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