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

🇺🇸 N33103 - Boeing 757 224/W - United Airlines UAL1950/UA1950, Los Angeles (LAX) to Newark Liberty (EWR) - 4.9 mi away @ 39300 ft, heading ENE at 543 mph. Spotted 2x before! [05:23:28 PM CDT] #A39BFA #N33103 #B752 #UNITED #UAL1950 #UA1950 #ADSB #ADSBbot

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

🇺🇸 N38467 - Boeing 737NG 924ER/W - United Airlines UAL1950/UA1950, Chicago O'Hare (ORD) to Felipe Carrillo Puerto (TQO) - 3.5 mi away @ 29100 ft, heading SSW at 518 mph. Spotted 7x before! [09:45:18 AM CST] #A46D70 #N38467 #B739 #UNITED #UAL1950 #UA1950 #ADSB #ADSBbot