![]() That mirrors delays in noticing something was wrong when an Air France jet disappeared over the Atlantic in 2009 with 228 people on board, a gap blamed on confusion between controllers. “The predictable effect was to delay the raising of the alarm by either party,” David Learmount, operations and safety editor at Flight International, wrote in an industry blog. Whoever turned the transponder to “off”, whether or not the move was deliberate, did so at a vulnerable point between two airspace sectors when Malaysian and Vietnamese controllers could easily assume the airplane was each others’ responsibility. Police have searched the premises of both the captain and co-pilot and are checking the backgrounds of all passengers. ![]() Pilots say the usual industry convention is that the pilot not directly responsible for flying the plane talks on the radio. There is so far no indication whether the co-pilot was at fault or had anything to do with turning off the transponder. It is almost like a pilot’s checklist,” said one senior captain from an Asian carrier with experience of jets including the Boeing 777. “Every action taken by the person who was piloting the aircraft appears to be a deliberate one. local time, the transponder - a device identifying jets to ground controllers - was turned off in a move that experts say could reveal a careful sequence. on March 8 with a casual “all right, good night,” rather than the crisp radio drill advocated in pilot training, a person now believed to be the co-pilot gave no hint of anything unusual. Understanding the sequence that led to the unprecedented plane hunt widening across two vast tracts of territory north and south of the Equator is key to grasping the motives of what Malaysian authorities suspect was hijacking or sabotage.īy signing off from Malaysian airspace at 1.19 a.m. REUTERS/Edgar Suīy choosing one place and time to vanish into radar darkness with 238 others on board, the person - presumed to be a pilot or a passenger with advanced knowledge - may have acted only after meticulous planning, according to aviation experts. A Japan Coast Guard takes photos out of a window of the Gulfstream V Jet aircraft, customized for search and rescue operations, during a search for the missing Malaysia Airlines MH370 plane over the waters of the South China Sea March 15, 2014.
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