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

🇨🇦 C-FIBW - Boeing 737NG 7CT/W - WestJet WJA1272/WS1272, Calgary (YYC) to Orlando (MCO) - 4.6 mi away @ 37225 ft, heading SE at 572 mph. Spotted for first time! [01:56:12 PM CST] #C01551 #C_FIBW #B737 #WESTJET #WJA1272 #WS1272 #ADSB #ADSBbot