Map of the St. Louis area showing the position and track of the aircraft described in the post.
πΊπΈ N794UA - Boeing 777 222ER - United Airlines UAL4/UA4, London Heathrow (LHR) to George Bush Intcntl/Houston (IAH) - 4.3 mi away @ 37125 ft, heading SSW at 518 mph. Spotted 5x before. [02:18:59 PM CST] #AAC8A4 #N794UA #B772 #UNITED #UAL4 #UA4 #ADSB #ADSBbot