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

🇧🇪 OO-TUK - Boeing 737NG 86J/W - TUI Airlines Belgium GXA548, General Mitchell (MKE) to Licenciado Gustavo Diaz Ordaz (PVR) - 3.9 mi away @ 33800 ft, heading WSW at 371 mph. Spotted 10x before. [09:46:39 AM CST] #44D2AB #OO_TUK #B738 #BEAUTY #GXA548 #ADSB #ADSBbot