Map of the St. Louis area showing the position and track of the aircraft described in the post.
🇺🇸 N8542Z - Boeing 737NG 800/W - Southwest Airlines SWA1740/WN1740, Baltimore/Washington Thurgood Marshall (BWI) to Harry Reid (LAS) - 4.6 mi away @ 38300 ft, heading W at 513 mph. Spotted 70x before! [03:41:56 PM CDT] #ABB8EA #N8542Z #B738 #SOUTHWEST #SWA1740 #WN1740 #ADSB #ADSBbot