PPRuNe Forums - View Single Post - Cold weather altimetry & seasonal changes to minimum altitudes
Old 7th Jan 2009, 18:30
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Gulfstreamaviator
 
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Still confusion re corrections

All we have managed to do so far is agree that there is no published 100% solution.

ALATOWERS: as you are based in Almati, and my original question relates to Almati, and Asana.

I was in both last week, and had mins approach both times. As a result of the lack of information, and no ATC reference to any corrections, we factored our mins by correcting as per the Glf check list, for the -20c.

IF we had missed our approach, as a result of adding an unrequired correction, I bet the company would not be happy, to say nothing of the passengers comments.

I have never been vectored in Moscow, for example at anything other than the "published" intercept heights, so feel that even this is open to confusion.

Lastly, It is not acceptable to compute an average figure on average temperatures, Irkutz, (spl), has a vast temperate range, and still something like -30c in winter.



Regards from +20C (this week).

Which brings up the other side of the coin: Middle East in Summer.......

glf
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