🇺🇸 N476MC - Boeing 747 47UF - Atlas Air GTI8495/5Y8495, Chicago O'Hare (ORD) to Austin-Bergstrom (AUS) - 5.4 mi away @ 42300 ft, heading SW at 544 mph. Spotted for first time! [05:20:17 AM CDT] #A5D87A #N476MC #B744 #GIANT #GTI8495 #5Y8495 #ADSB #ADSBbot