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

🇬🇧 G-STBJ - Boeing 777 336ER - British Airways BAW8DS/BA8DS, Los Angeles (LAX) to London Heathrow (LHR) - 3.9 mi away @ 34850 ft, heading ENE at 746 mph. Spotted 2x before! [08:20:26 PM CST] #406A35 #G_STBJ #B77W #SPEEDBIRD #BAW8DS #BA8DS #ADSB #ADSBbot