🇺🇸 N8821S - Boeing 737MAX 8 - Southwest Airlines SWA1165/WN1165, Austin-Bergstrom (AUS) to Chicago Midway (MDW) - 4.7 mi away @ 37850 ft, heading NE at 547 mph. Spotted 96x before. [07:30:48 PM CDT]
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Map of the St. Louis area showing the position and track of the aircraft described in the post.