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Accident description
Last updated: 1 October 2016
Status:
Date:Sunday 15 July 1956
Time:01:35
Type:Silhouette image of generic CVLP model; specific model in this crash may look slightly different
Convair CV-440-11
Operator:Swissair
Registration: HB-IMD
C/n / msn: 335
First flight: 1956
Crew:Fatalities: 4 / Occupants: 4
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 4 / Occupants: 4
Airplane damage: Damaged beyond repair
Location:Shannon Airport (SNN) (   Ireland)
Phase: Approach (APR)
Nature:Ferry/positioning
Departure airport:Gander Airport, NF (YQX/CYQX), Canada
Destination airport:Shannon Airport (SNN/EINN), Ireland
Narrative:
The Convair was on delivery from San Diego to Zürich via New York, Gander and Shannon. The crew broke off their GCA runway 23 approach after establishing visual reference, and turned for a runway 05 approach. The Convair banked sharply, dropped and crashed.

PROBABLE CAUSE: Error of judgement by pilot: an abnormally steep turn onto final approach.

Sources:
» ICAO Accident Digest No.8, Circular 54-AN/49 (116)
» WCAA 2nd ed. / C.Y. Kimura


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Map
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 Gander Airport, NF to Shannon Airport as the crow flies is 3156 km (1973 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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