Map of the St. Louis area showing the position and track of the aircraft described in the post.
πΊπΈ N877UA - Airbus A319 132 - United Airlines UAL490/UA490 (CLE-ORD-SAT) - 4.7 mi away @ 34875 ft, heading SW at 464 mph. Spotted 31x before. [10:21:22 AM CST] #AC121A #N877UA #A319 #UNITED #UAL490 #UA490 #ADSB #ADSBbot