PPRuNe Forums - View Single Post - Definition of ground speed

22nd June 2010 | 11:25

#21 (permalink)

FE Hoppy

Joined: Sep 1998

Posts: 1,615

Likes: 1

From: wherever

Ground speed. The speed of an aircraft relative to the surface of the earth.

This is from ICAO doc 9426 AIR TRAFFIC SERVICES PLANNING MANUAL PART V TERMS AND REFERENCES.

I think it's pretty clear isn't it?

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