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

🇲🇽 XA-MAX - Raytheon Aircraft Company 125 850XP - Servicios Integrales de Aviacion SA XAMAX - 4.2 mi away @ 36900 ft, heading NNE at 508 mph. Spotted once before! [03:26:11 PM CDT] #0D07C3 #XA_MAX #H25B #XAMAX #ADSB #ADSBbot