ANZSASI 2017 presentation of radar data in...• Accident occurred at about 1630, 08 July 2015 •...
Transcript of ANZSASI 2017 presentation of radar data in...• Accident occurred at about 1630, 08 July 2015 •...
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ANZSASI 2017 presentation
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AO-2015-074 Collision with terrain, involving Pitts Model 12, VH-JDZ, near Maitland NSW 08 July 2015
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• Accident occurred at about 1630, 08 July 2015• Amateur-built Pitts Model 12, VH-JDZ (Russian
‘Vedeneyev’ radial engine M14P/PF)• Solo flight, about 8 km SW of Maitland Airport NSW,
32˚45’ 48.07S / 151˚ 26’ 50.24 E• Deployed a team of three investigators• Deployed 09 July, returned 13 July 2015• On-site five days
Basic facts of the occurrence
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We are here
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Witness locations with respect to accident site
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Accident site
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Tree A
166˚
Propeller to Tree A - 4 m at 258˚
Tree B
Propeller to Tree B – 5.5 m at 202˚
Branch damage approximate direction
Note: aircraft inverted
Tree C
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Engine exhaust
Right wingsEmpennage
Airframe lower surface
Tree A Tree BTree C
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Tree A
Damaged lower branch
Paint transfer marks
Tree A was about 4 m from the propeller
Damaged upper branch
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Tree A
damaged upper branch calculated to be about 16.8 m above the ground
Damaged upper branch
Damaged lower branch
damaged lower branch calculated to be about 15.7 mabove the ground
Paint transfer markspaint transfer mark about 8 mabove the ground
Distances were measured using Bushell Yardage Pro Sport 450
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Tree A
Split
Paint transfers
Lower branch
Upper branch
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Google Earth Track
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Red track– SAR aircraft
Plan position indicator with Search and Rescue aircraft
Blue track – VH-JDZ
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Range vs recording time
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Velocity vs recording time
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Vertical / Range vs Search and Rescue Aircraft
+ SSR height of 200 ft
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Radar data continues to be an important tool in aviation safety investigationsThank you for your attention