🇺🇸 N3732J - Boeing 737NG 832/W - Delta Air Lines DAL1139/DL1139, Hartsfield/Jackson Atlanta (ATL) to Chicago O'Hare (ORD) - 8.6 mi away @ 40300 ft, heading N at 531 mph. Spotted 16x before. [08:01:05 PM CDT] #A44197 #N3732J #B738 #DELTA #DAL1139 #DL1139 #ADSB #ADSBbot