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

🇺🇸 N828AX - Boeing 777 2U8ER - Omni Air International CMB562 - 5.6 mi away @ 41850 ft, heading WSW at 551 mph. Spotted 2x before! [05:38:15 PM CDT] #AB4EA9 #N828AX #B772 #OMNI_EXPRESS #CMB562 #ADSB #ADSBbot