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

🇺🇸 N17358 - Boeing 737MAX 8 - United Airlines UAL2200/UA2200, Laguardia (LGA) to Denver (DEN) - 4.7 mi away @ 38050 ft, heading W at 493 mph. Spotted 2x before! [02:44:55 PM CDT] #A1277A #N17358 #B38M #UNITED #UAL2200 #UA2200 #ADSB #ADSBbot

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

🇺🇸 N17358 - Boeing 737MAX 8 - United Airlines UAL1878/UA1878 (AUS-ORD-SFO) - 5.8 mi away @ 38900 ft, heading NNE at 485 mph. Spotted once before! [08:54:51 AM CDT] #A1277A #N17358 #B38M #UNITED #UAL1878 #UA1878 #ADSB #ADSBbot

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

🇺🇸 N17358 - Boeing 737MAX 8 - United Airlines UAL457/UA457 (JAX-ORD-AUS) - 4.7 mi away @ 37775 ft, heading SW at 504 mph. Spotted for first time! [09:08:10 PM CDT] #A1277A #N17358 #B38M #UNITED #UAL457 #UA457 #ADSB #ADSBbot