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

🇳🇱 PH-BQP - Boeing 777 206ER - KLM Royal Dutch Airlines KLM115/KL115, Amsterdam Schiphol (AMS) to Austin-Bergstrom (AUS) - 5.5 mi away @ 39125 ft, heading SSW at 523 mph. Spotted for first time! [01:33:24 PM CST] #4843F3 #PH_BQP #B772 #KLM #KLM115 #KL115 #ADSB #ADSBbot