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

🇺🇸 N5237A - BOEING 737-800 - Sun Country Airlines SCX3079/SY3079, Baltimore/Washington Thurgood Marshall (BWI) to Phoenix Sky Harbor (PHX) - 4.7 mi away @ 37100 ft, heading W at 518 mph. Spotted 7x before. [08:48:32 PM CST] #A69760 #N5237A #B738 #SUN_COUNTRY #SCX3079 #SY3079 #ADSB #ADSBbot

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

🇺🇸 N5147A - Boeing 737NG 83NBCF/W - Prime Air SCX3079/SY3079, Baltimore/Washington Thurgood Marshall (BWI) to Phoenix Sky Harbor (PHX) - 4.3 mi away @ 36300 ft, heading W at 491 mph. Spotted 69x before. [09:07:45 PM CST] #A67399 #N5147A #B738 #GIANT #SCX3079 #SY3079 #ADSB #ADSBbot