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

🇺🇸 N37420 - Boeing 737NG 924ER/W - United Airlines UAL1422/UA1422, Denver (DEN) to St Louis Lambert (STL) - 3.9 mi away @ 8650 ft, heading E at 306 mph. Spotted 7x before! [08:21:06 PM CDT] #A4455E #N37420 #B739 #UNITED #UAL1422 #UA1422 #Landing #Arrival #ADSB #ADSBbot

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

🇺🇸 N37420 - Boeing 737NG 924ER/W - United Airlines UAL1681/UA1681, Washington Dulles (IAD) to Los Angeles (LAX) - 4.2 mi away @ 34875 ft, heading W at 478 mph. Spotted 6x before! [08:59:57 PM CDT] #A4455E #N37420 #B739 #UNITED #UAL1681 #UA1681 #ADSB #ADSBbot

Incident: United B739 at San Francisco on Dec 7th 2024, engine problem #B739 #N37420 #UA-1898
http://avherald.com/h?article=5216468f