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Old 5th Sep 2021, 19:48
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Locked door
 
Join Date: Aug 2007
Location: The sky
Posts: 337
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Max rate of climb is min fuel? Since when?

Cost index zero is min fuel (at least at my outfit) and CI 20 is min cost. Neither produces a climb speed at Vy unless it’s a coincidence and both vary dependent on the wind.
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