On November 16, an official from Swiss investigation team stated that the aircraft was flying at a lower altitude than it should have been: "The plane was 300 meters (990 feet) too low on its approach, and was slightly off course. was not following the radio beacon signals."
O 16 de novembro un funcionario do equipo suízo dixo que o avión estaba voando a menos altura da que debería: "O avión estaba 300 metros (990 feet) demasiado baixo na súa aproximación e lixeiramente fóra do curso. non estaba seguindo os sinais da radiobaliza".