Narrative:Miles Marathon G-AGPD took off from Boscombe Down at 13:02 for a fly past and some propeller feathering tests. The pilots had to hold near Boscombe Down until about 13:26 when their time came to perform a flypast. At 13:29 they radioed that they were about to crash. It appeared that a structural failure of the tail had occurred. The aircraft lost height and crashed into trees.
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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.