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

🇺🇸 N532AS - Boeing 737NG 890/W - Alaska Airlines ASA9578/AS9578, Seattle-Tacoma (SEA) to Piedmont Triad (GSO) - 4.7 mi away @ 40875 ft, heading SE at 594 mph. Spotted 4x before! [05:38:26 PM CST] #A6B7EC #N532AS #B738 #ALASKA #ASA9578 #AS9578 #ADSB #ADSBbot

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

🇺🇸 N532AS - Boeing 737NG 890/W - Alaska Airlines ASA15/AS15, Ronald Reagan Washington Ntl (DCA) to San Diego (SAN) - 3.4 mi away @ 27225 ft, heading W at 419 mph. Spotted 3x before! [11:14:03 AM CDT] #A6B7EC #N532AS #B738 #ALASKA #ASA15 #AS15 #ADSB #ADSBbot