John Heddles
@john-heddles
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Joined: May 14, 2016
Last seen: Jun 12, 2026
Topics: 2 / Replies: 963
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TODA

[color=blue][i][b] a "stopway" hasn't been given the status of being able to be considered as a "clearway" ..[/b][/i][/color] More by inference. C...

7 years ago
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TODA

Stewart, [color=blue][i][b]1300m[/b][/i][/color] That's a distractor based on TORA - displacement (1350-50) which is irrelevant to anything much...

7 years ago
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TODA

First, have a read of Chapters 5 and 6 in this document - Caveat - I'm not an airports expert but the general approach would be in keeping with the ...

7 years ago
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Echo Seat Weights

Following on from Bob's comments (in my fussy engineer/designer manner) - [i][b]You can safely assume[/b][/i] If Bob has determined that from t...

7 years ago
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Echo Seat Weights

I would need to see the question to answer in detail. However the standard empty weight, presumably, includes seats. If this is the case, and ...

7 years ago
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TODR

Generally an interpolation exercise typical of these sorts of charts. Note that one shouldn't extrapolate but interpolation is stock standard grist ...

7 years ago
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Wind Landing P charts

As a general rule - (a) at planning (ie pre-flight) use the longest runway and nil wind unless - (b) the forecast wind is excessive (crosswind) ...

7 years ago
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Power

It sure is great to see you pondering over this stuff and having a go at rationalising it all. However, there are some problems when trying to si...

7 years ago
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Ground Effect

Probably not a simple answer question. However, longitudinal static stability has to do with the elevator forces which the pilot senses when mainta...

7 years ago
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CPL Flight test - 15% factos

Indeed. The use of fudge factors in certification and operational requirements has a long and illustrious history. 15%, certainly, figures in...

7 years ago
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Runway Slopes

Slopes are problematic as the values quoted are not really relevant to performance analyses. Refer to AIP ERSA Intro 9 at para 21.2for the way ASA ...

7 years ago
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CPL Flight test - 15% factos

Not wishing to engage in argument at all, but a critical reading of the two cited references indicates - (a) [color=blue][i][b]Reading through thi...

7 years ago
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Power

[color=blue][i][b]For similar reasons that power required increases with height, wouldn't that mean that thrust required would increase aswell accordi...

7 years ago
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Power

Carello has given the usual story from the pilot text books but let's have a look at some real world numbers to get a check on all this theory stuff. ...

7 years ago
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Power

Welcome to the world of learning about things aeronautical. Speeds probably give more student engineers and pilots more headaches than anything ATC o...

7 years ago
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