level, while the mountain actually is above sea level. This error might have misled the pilots to believe that they were clear of terrain, while in fact they were flying dangerously low. The ATO, on the other hand, pointed out in its official report deficiencies in the training of the pilots. References External links Airliner accidents and incidents caused by pilot error Aviation accidents and incidents in the Philippines Aviation accidents and incidents in 1998 Accidents and incidents involving the McDonnell Douglas DC-9 History of Misamis Oriental 1998 disasters in the Philippines Cebu Pacific February 1998 events in Asia Aviation accident investigations with disputed causes