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Fecha:viernes 11 marzo 1983
Tipo:Silhouette image of generic YS11 model; specific model in this crash may look slightly different
NAMC YS-11A-208
Operador:Nihon Kinkyori Airways
Registración: JA8693
Numéro de série: 2060
Año de Construcción: 1968
Horas Totales de la Célula:31305
Motores: 2 Rolls-Royce Dart 543-10K
Tripulación:Fatalidades: 0 / Ocupantes: 5
Pasajeros:Fatalidades: 0 / Ocupantes: 48
Total:Fatalidades: 0 / Ocupantes: 53
Daños en la Aeronave: Anulado
Consecuencias: Written off (damaged beyond repair)
Ubicación:Nakashibetsu Airport (SHB) (   Japón)
Fase: Aproximación (APR)
Naturaleza:Vuelo Doméstico Programado
Aeropuerto de Salida:Sapporo-Chitose Airport (CTS/RJCC), Japón
Aeropuerto de Llegada:Nakashibetsu Airport (SHB/RJCN), Japón
Número de Vuelo: 497
The aircraft landed 100 m short, when in a 30° bank turn onto final approach. The YS-11 crashed in 40cm deep snow and broke.

Probable Cause:

PROBABLE CAUSE: The pilot misjudged altitude and distance in low ceiling and handled the power controls improperly.

Accident investigation:
Investigating agency: AAIC Japan
Status: Investigation completed
Duration: 1 year and 7 months
Accident number: Final report
Download report: Final report
Language: Japanese

» Aircraft and Railway Accidents Investigation Commission (ARAIC) Japan
» Flight International 19 March 1983 (702)


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This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Sapporo-Chitose Airport to Nakashibetsu Airport as the crow flies is 278 km (174 miles).

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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