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

🇺🇸 N8511K - Boeing 737NG 800/W - Southwest Airlines SWA5073/WN5073 (STL-LIT-DEN) - 5.4 mi away @ 6050 ft, heading SSW at 317 mph. Spotted 67x before! [10:23:38 AM CST] #ABAD94 #N8511K #B738 #SOUTHWEST #SWA5073 #WN5073 #Landing #ADSB #ADSBbot