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

🇺🇸 N8314L - Boeing 737NG 8H4/W - Southwest Airlines SWA4517/WN4517, St Louis Lambert (STL) to San Antonio (SAT) - 3.3 mi away @ 10200 ft, heading SW at 332 mph. Spotted 106x before. [09:46:54 PM CDT] #AB5F00 #N8314L #B738 #SOUTHWEST #SWA4517 #WN4517 #TakingOff #Departure #ADSB #ADSBbot