PPRuNe Forums - View Single Post - AAIB investigation to Hawker Hunter T7 G-BXFI 22 August 2015
Old 7th Mar 2017, 06:48
  #297 (permalink)  
DaveReidUK
 
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Originally Posted by Lemain
Yup, I'd read that but there is something odd here. The GoPro was stated earlier in the report to have had a partly-obscured view of the ASI.

This begs the question what did the needle show during the manoeuvre and what was the actual airspeed? I suspect that the speeds have been correlated to the videos and are probably a matter of fact. However the pilot might have been misled and of course would have been relying on his primary ASI.
That is also addressed in the report:

"Estimated errors associated with reading partially obscured ASI:
0-250 KIAS: 2KIAS
250-275 KIAS: 5 KIAS
275-410 KIAS: 15 KIAS"
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