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

🇺🇸 N78506 - Boeing 737NG 824/W - United Airlines UAL1301/UA1301, Louis Armstrong New Orleans (MSY) to Chicago O'Hare (ORD) - 20.2 mi away @ 37225 ft, heading NNE at 544 mph. Spotted 19x before. [03:53:57 PM CDT] #AAA590 #N78506 #B738 #UNITED #UAL1301 #UA1301 #ADSB #ADSBbot

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

🇺🇸 N78506 - Boeing 737NG 824/W - United Airlines UAL1380/UA1380, St Louis Lambert (STL) to Denver (DEN) - 3.2 mi away @ 15400 ft, heading WNW at 384 mph. Spotted 18x before. [03:09:03 PM CST] #AAA590 #N78506 #B738 #UNITED #UAL1380 #UA1380 #Departure #ADSB #ADSBbot