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Old 17th Jun 2011, 15:57
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Jugs08
 
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Temperature Effect on Altitude

Hi Guys, Im doing my ATPL's and it says that as the temperature drops you have to add a temperature correction e.g at -10 the decision altitude is 2050ft when the airfield elevation is 1500ft and you require a 500ft decision altitude.

If the air is colder is it surly more dense and that means the altitude will under read eg. 800ft indicated is actually 1000ft. But it thinks its lower due to the temperature. Cant get my head round this so if anyone can simplify it it would be great!
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