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

🇺🇸 N8560Z - Boeing 737NG 800/W - Southwest Airlines SWA3127/WN3127 (DEN-OKC-DCA) - 7.2 mi away @ 41500 ft, heading ENE at 518 mph. Spotted 76x before! [12:36:17 PM CDT] #ABC012 #N8560Z #B738 #SOUTHWEST #SWA3127 #WN3127 #ADSB #ADSBbot

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

🇺🇸 N8689C - Boeing 737NG 8H4/W - Southwest Airlines SWA3127/WN3127 (DEN-OKC-DCA) - 4.5 mi away @ 38925 ft, heading ENE at 557 mph. Spotted 92x before! [12:39:59 PM CDT] #ABF025 #N8689C #B738 #SOUTHWEST #SWA3127 #WN3127 #ADSB #ADSBbot