PPRuNe Forums - View Single Post - Easiest way to calculate top of descent point

27th April 2008 | 12:54

#2 (permalink)

londonmet

Joined: Dec 2006

Posts: 281

Likes: 0

From: Glasgow

Hi,

3 times table :-

10000 ft - times by 3 = 300000 = 30 nm.

7000 ft to loose, 7x3 = 21 nm.

Add on roughly 1 nm per 10 knot of speed reduction, type depending obviously.

L Met

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