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

🇹🇷 TC-LJJ - Boeing 777 3F2ER - Turkish Airlines THY5KM/TK5KM, Istanbul (IST) to George Bush Intcntl/Houston (IAH) - 4.6 mi away @ 36600 ft, heading SSW at 538 mph. Spotted 3x before. [05:09:48 PM CST] #4BB14A #TC_LJJ #B77W #TURKISH #THY5KM #TK5KM #ADSB #ADSBbot