🇺🇸 N66841 - Boeing 737NG 924ER/W - United Airlines UAL528/UA528, Chicago O'Hare (ORD) to Dallas-Fort Worth (DFW) - 4.9 mi away @ 31400 ft, heading SW at 516 mph. Spotted 11x before. [09:59:19 AM CDT] #A8D4EF #N66841 #B739 #UNITED #UAL528 #UA528 #ADSB #ADSBbot