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RAF Mosquito collision with Winter Hill during descent (BM837)

Winter Hill, United KingdomFlight

On December 24, 1943, an Airspeed AS.10 Oxford (registration BM837) operated by Royal Air Force - RAF was involved in an aviation accident near Winter Hill, United Kingdom in flight. No fatalities were reported. Investigators recorded the probable cause as: Controlled flight into terrain during descent. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-08-05Data APIEditorial standards

A twin-engine aircraft struck the slope of Winter Hill while descending to RAF Coleby Grange, resulting in total destruction and serious injury to the pilot.

What happened

During a descent phase towards RAF Coleby Grange, a twin-engine military aircraft encountered terrain. The airframe impacted the slope of Winter Hill at a location less than forty feet from the summit. The collision resulted in the complete destruction of the aircraft. The pilot sustained serious injuries but survived the impact.

Findings

The incident involved an aircraft operated by the 410th Squadron. The specific registration number is not provided in the available source material. The crash occurred due to controlled flight into terrain during the approach phase.

Probable cause

Controlled flight into terrain during descent

Related events

Same operator

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