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

🇺🇸 N302SA - Boeing 737MAX 8 - American Airlines AAL581/AA581, Miami (MIA) to Chicago O'Hare (ORD) - 5.1 mi away @ 37075 ft, heading NNE at 542 mph. Spotted 14x before! [07:57:00 AM CDT] #A32851 #N302SA #B38M #AMERICAN #AAL581 #AA581 #ADSB #ADSBbot