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777 Captain (32-bit) >> 777 Captain (32bit) - General >> how to calculate reserves and cost
https://www.captainsim.org/forum/csf.pl?num=1377906035

Message started by mrhaloreach on Aug 30th, 2013 at 11:40pm

Title: Re: how to calculate reserves and cost
Post by Blover on Oct 9th, 2013 at 1:54pm
Back to serious busines ??
In preparation to redo my flight from Seattle to brazil, I brought my airplane yesterday from SBGR to Miami, Fl.
Monday AA had 4 flights on this route, same plane 200LR. I used that flight time to do mine  8 hours. One longer. distance 3965 sm.
To match that time, I slowed down my CI to 33.
My block fuel was also lighter because the burn per minute is less.
block fuel at the gate 119,725.
Weight <570, means my initial CRZ can go to the top FL430, within reason, I choose FL350, and step up to FL400.
Bracket - when I went, over S America, headwind all the way, coming back again headwind, twice as strong, all the way- more than 5 hours.
Like riding a bicycle !!!!!!

My forecast on the flight burn, was such that I was to land straight in with the reserve fuel at 15.9

Then Vnav played a dirty trick on me. right or wrong my TD was so far away from destination that I questioned it for distance. The whole descent was at -1250, I leveled at 12000 at a speed of 240 still 135nm from destination, and my fuel was great, 1000 over.
That little distance, low and slow ate my fuel and I landed with 13.2, 15 minutes late.
Miami was overcast, cloud 6000, wind calm, Straight in ILS27, Vref 30 130 + 5, 135 ( calm wind -  add 5) left 11.30, landed KMIA at dusk.

Vnav this time ????  :-/
Now I have to take my plane to Seattle !!   ;D

Raymond   Boeing or nothing
KFLL  South Florida

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