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

🇺🇸 N921XJ - Bombardier CRJ 900 LR NG - Delta Connection EDV4889/9E4889, Detroit Metro Wayne County (DTW) to Northwest Arkansas Ntl (XNA) - 4.3 mi away @ 36050 ft, heading WSW at 444 mph. Spotted 5x before! [03:05:15 PM CST] #ACC3F7 #N921XJ #CRJ9 #ENDEAVOR #EDV4889 #9E4889 #ADSB #ADSBbot

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

🇺🇸 N921XJ - Bombardier CRJ 900 LR NG - Delta Connection EDV4816/9E4816, Memphis (MEM) to Minneapolis-St Paul/Wold-Chamberlain (MSP) - 5.0 mi away @ 36400 ft, heading NNW at 445 mph. Spotted 4x before! [07:02:55 AM CST] #ACC3F7 #N921XJ #CRJ9 #ENDEAVOR #EDV4816 #9E4816 #ADSB #ADSBbot

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

🇺🇸 N921XJ - Bombardier CRJ 900 LR NG - Delta Connection EDV4895/9E4895, Northwest Arkansas Ntl (XNA) to Detroit Metro Wayne County (DTW) - 4.3 mi away @ 35075 ft, heading ENE at 710 mph. Spotted 3x before! [02:20:37 PM CST] #ACC3F7 #N921XJ #CRJ9 #ENDEAVOR #EDV4895 #9E4895 #ADSB #ADSBbot