🇺🇸 N542GJ - Bombardier CRJ 700 702ER - United Express GJS4539/G74539, Roanoke/Blacksburg Regional (Woodrum Field) (ROA) to Chicago O'Hare (ORD) - 4.1 mi away @ 35400 ft, heading NNE at 557 mph. Spotted 5x before. [11:07:52 AM CDT] #A6DFF9 #N542GJ #CRJ7 #LINDBERGH #GJS4539 #G74539 #ADSB #ADSBbot