Flight 990 was a Los Angeles-New York-Cairo flight operated by EgyptAir. On October 31, 1999, at around 1:50 a.m. EST, Flight 990 dove into the Atlantic Ocean, about 60 miles south of Nantucket Island, Massachusetts. Radar and radio contact with the Boeing 767-366ER aircraft (Registration number: SU-GAP) was lost 30 minutes after the aircraft departed JFK Airport in New York on its flight to Cairo. The flight departed from its assigned altitude (FL330: 33,000 feet) and dove to 16,000 feet, then climbed again to 24,000 then continued to dive, hitting the Atlantic Ocean within the span of 36 seconds.