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14th January 2007 | 11:40

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Empty Cruise

ECON cruise, LR cruise...

Joined: Apr 2002

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From: MIRSI hold - give or take...

The density gradient (change of density with altitude) of atmospheric air is greater near sea level than at altitude. Therefore, a proportionate change to density (lower temperature) will have the greatest effect at lower altitudes.

Hope this helps

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