PPRuNe Forums - View Single Post - From Mach to airspeed in descend and climb 737

24th February 2008 | 09:53

#7 (permalink)

john_tullamarine

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Joined: Apr 2001

: ATPL

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From: various places .....

As Mach is temperature dependent ..

Don't think so ...

Pt/P = (1 + (g-1)/2 * M^2)^(g/g-1)

where g = 1.4, typically.

.. speed and FL dependent. Crossover height will depend on the speed/mach combination in question.

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