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Forum: Tech Log

27th Dec 2021, 13:14

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

Asked and found out. The height provided in...

Asked and found out.

The height provided in the detailed analysis was additional to net height, its called reference zero. So that was 19ft above the net height of 35ft.

Another question I was...

Forum: Tech Log

22nd Dec 2021, 18:12

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

(Again, not a perf engineer here) The...

(Again, not a perf engineer here)

The obstacle distance in my EFB is calculated from the runway start (Brake Release Point)

Interestingly, when experimenting with different weights on dry and...

Forum: Tech Log

22nd Dec 2021, 10:33

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

Now I understand. Its the wording and naming...

Now I understand. Its the wording and naming different for each one involved (performance engineer, regulator, manufacturer, and even differences between airlines) that made me not understand you...

Forum: Tech Log

22nd Dec 2021, 08:28

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

Sorry, it’s my mistake the way I wrote things....

Sorry, it’s my mistake the way I wrote things. English is not my native language and it seems that my wording can be understood differently.

Ofc no obstacles means respect the climb limit. If...

Forum: Tech Log

22nd Dec 2021, 00:03

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

That’s where 1.6% applies if I get it correctly. ...

That’s where 1.6% applies if I get it correctly.

I am not overlooking that, that’s why I wrote that anything protruding the net has to be accounted so the gross will always have a minimum...

Forum: Tech Log

21st Dec 2021, 15:47

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

I got through that and it was not an easy matter...

I got through that and it was not an easy matter to understand them well although they were a favourite subject of mine.

After some years of jet flying and using computerised EFB performance, I...

Forum: Tech Log

21st Dec 2021, 14:28

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

What is the gradient of the standard net flight...

What is the gradient of the standard net flight path analysis assuming no obstacles?

Also I wrote "will diverge by 0.8% for all the takeoff profile by the obstacles" obviously meant minimmum, by...

Forum: Tech Log

20th Dec 2021, 18:36

Replies: 17

Yet another takeoff segments thread

Views: 1,978

Posted By Lantirn

Your statements are all correct. Yes the net is...

Your statements are all correct. Yes the net is 1.6% on 2 engine a/c and yes it clears obstacles by 35ft

Yet many confuse the net with the gross

Gross is what the a/c will fly actual on one...

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