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

🇺🇸 N918NN - Boeing 737NG 823/W - American Airlines AAL1457/AA1457, Indianapolis (IND) to Los Angeles (LAX) - 5.4 mi away @ 36700 ft, heading W at 421 mph. Spotted 36x before! [04:25:47 PM CDT] #ACB59C #N918NN #B738 #AMERICAN #AAL1457 #AA1457 #ADSB #ADSBbot