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EgyptAir Flight 990 Boeing 767-366ER, SU-GAP
What Happened
What Happened
On October 31, 1999, about 0152 eastern standard time (EST), EgyptAir flight 990, a Boeing 767-366ER (767), SU-GAP, crashed into the Atlantic Ocean about 60 miles south of Nantucket, Massachusetts. EgyptAir flight 990 was being operated under the provisions of Egyptian Civil Aviation Regulations (ECAR) Part 121 and U.S. 14 Code of Federal Regulations Part 129 as a scheduled, international flight from John F. Kennedy International Airport (JFK), New York, New York, to Cairo International Airport, Cairo, Egypt. The flight departed JFK about 0120, with 4 flight crewmembers, 10 flight attendants, and 203 passengers on board. All 217 people on board were killed, and the airplane was destroyed. Visual meteorological conditions prevailed for the flight, which operated on an instrument flight rules (IFR) flight plan.
What We Found
What We Found
We determined that the probable cause of the EgyptAir flight 990 accident is the airplaneís departure from normal cruise flight and subsequent impact with the Atlantic Ocean as a result of the relief first officerís flight control inputs. The reason for the relief first officerís actions was not determined.
What We Recommended
Lessons Learned
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