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

🇺🇸 N8319F - Boeing 737NG 8H4/W - Southwest Airlines SWA1762/WN1762, Phoenix Sky Harbor (PHX) to Baltimore/Washington Thurgood Marshall (BWI) - 4.5 mi away @ 35950 ft, heading ENE at 584 mph. Spotted 93x before. [02:25:16 PM CDT] #AB5FAA #N8319F #B738 #SOUTHWEST #SWA1762 #WN1762 #ADSB #ADSBbot