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

🇳🇱 PH-BQB - Boeing 777 206ER - KLM Royal Dutch Airlines KLM661/KL661, Amsterdam Schiphol (AMS) to George Bush Intcntl/Houston (IAH) - 3.9 mi away @ 32350 ft, heading SSW at 566 mph. Spotted once before. [12:40:31 PM CST] #484369 #PH_BQB #B772 #KLM #KLM661 #KL661 #ADSB #ADSBbot

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

🇳🇱 PH-BQB - Boeing 777 206ER - KLM Royal Dutch Airlines KLM685/KL685, Amsterdam Schiphol (AMS) to Licenciado Benito Juarez (MEX) - 4.7 mi away @ 37575 ft, heading SSW at 538 mph. Spotted for first time! [04:31:44 PM CST] #484369 #PH_BQB #B772 #KLM #KLM685 #KL685 #ADSB #ADSBbot