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

🇺🇸 N6701 - Boeing 757 232/W - Delta Air Lines DAL1173/DL1173, Phoenix Sky Harbor (PHX) to Detroit Metro Wayne County (DTW) - 5.1 mi away @ 40575 ft, heading ENE at 581 mph. Spotted 4x before! [03:17:16 AM CST] #A8DE33 #N6701 #B752 #DELTA #DAL1173 #DL1173 #ADSB #ADSBbot