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

🇨🇦 C-GEKH - Boeing 737MAX 8 - Air Canada ACA1069/AC1069, Raleigh-Durham (RDU) to Vancouver (YVR) - 6.8 mi away @ 40400 ft, heading W at 502 mph. Spotted 5x before! [09:14:10 AM CDT] #C05044 #C_GEKH #B38M #AIR_CANADA #ACA1069 #AC1069 #ADSB #ADSBbot