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

🇨🇦 C-GMIU - Boeing 737MAX 8 - Air Canada ACA999/AC999, Montréal-Pierre Elliott Trudeau (YUL) to Licenciado Gustavo Diaz Ordaz (PVR) - 4.0 mi away @ 34325 ft, heading SW at 500 mph. Spotted 12x before. [10:54:19 AM CST] #C0653D #C_GMIU #B38M #AIR_CANADA #ACA999 #AC999 #ADSB #ADSBbot

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

🇨🇦 C-GMIU - Boeing 737MAX 8 - Air Canada ACA991/AC991, Toronto Pearson (YYZ) to Licenciado Benito Juarez (MEX) - 3.9 mi away @ 33300 ft, heading SW at 488 mph. Spotted 11x before! [09:40:17 AM CST] #C0653D #C_GMIU #B38M #AIR_CANADA #ACA991 #AC991 #ADSB #ADSBbot

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

🇨🇦 C-GMIU - Boeing 737MAX 8 - Air Canada ACA993/AC993, Toronto Pearson (YYZ) to Licenciado Benito Juarez (MEX) - 4.7 mi away @ 35350 ft, heading SW at 563 mph. Spotted 10x before! [09:06:02 PM CDT] #C0653D #C_GMIU #B38M #AIR_CANADA #ACA993 #AC993 #ADSB #ADSBbot