Re: Concorde

Date:         23 Nov 96 03:36:25 
From: (Don Stokes)
Organization: Victoria University of Wellington
References:   1 2
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In article <>,
Charlie Whitaker <> wrote:
>- During 'supercruise' the plane tends to gradually climb, so that on one
>side of the Atlantic it is at, say, 50,000 feet, but by the time it is
>across the ocean (about 2 hours later) it has climbed to around 60,000
>feet. This is known as 'cruise-climb.'

I understand this is deliberate; as the plane lightens due to fuel burn,
it can cruise higher while maintaining cruising speed; as long as the
plane can stay in trim at the higher altitude, it needs less power to
maintain speed and therefore uses less fuel.

Don Stokes, Network Manager, Victoria University of Wellington, New Zealand. +64 4 495-5052 Fax+64 4 471-5386