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

🇺🇸 N7828A - Boeing 737NG 7CT/W - Southwest Airlines SWA1136/WN1136, Ronald Reagan Washington Ntl (DCA) to William P Hobby (HOU) - 3.8 mi away @ 32775 ft, heading SSW at 507 mph. Spotted 48x before! [03:05:43 PM CDT] #AA9B65 #N7828A #B737 #SOUTHWEST #SWA1136 #WN1136 #ADSB #ADSBbot