PPRuNe Forums - View Single Post - speed vs mach at altitude

3rd October 2010 | 18:28

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Pugilistic Animus

Joined: Dec 2006

Posts: 2,486

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From: The No Transgression Zone

Just use Mach as that limits above the cross over altitude...that's why they don't publish EAS...etc...because compressibility effects dominate at high altitudes over dynamic pressure effects...it still shows IAS...maybe CAS

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