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

🇨🇦 C-GJIZ - Bombardier CRJ 900 LR NG - Air Canada Express JZA812/QK812, Dallas-Fort Worth (DFW) to Montréal-Pierre Elliott Trudeau (YUL) - 3.9 mi away @ 31250 ft, heading NE at 547 mph. Spotted 6x before. [01:34:33 PM CDT] #C05D56 #C_GJIZ #CRJ9 #JAZZ #JZA812 #QK812 #ADSB #ADSBbot