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

🇺🇸 N489WN - Boeing 737NG 7H4/W - Southwest Airlines SWA1586/WN1586, Phoenix Sky Harbor (PHX) to Baltimore/Washington Thurgood Marshall (BWI) - 5.2 mi away @ 41425 ft, heading ENE at 546 mph. Spotted 73x before! [10:17:26 AM CDT] #A60C09 #N489WN #B737 #SOUTHWEST #SWA1586 #WN1586 #ADSB #ADSBbot