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

🇳🇱 PH-BHF - Boeing 787 9 - KLM Royal Dutch Airlines KLM115/KL115, Amsterdam Schiphol (AMS) to Austin-Bergstrom (AUS) - 4.9 mi away @ 40850 ft, heading SW at 498 mph. Spotted 2x before! [01:50:15 PM CST] #4851B1 #PH_BHF #B789 #KLM #KLM115 #KL115 #autopilot #ADSB #ADSBbot