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

🇬🇧 G-ZBJM - Boeing 787 8 - British Airways BAW187/BA187, London Heathrow (LHR) to Austin-Bergstrom (AUS) - 5.6 mi away @ 41475 ft, heading SW at 465 mph. Spotted for first time! [06:58:27 PM CDT] #4074E4 #G_ZBJM #B788 #SPEEDBIRD #BAW187 #BA187 #autopilot #ADSB #ADSBbot