Groundspeed
The speed at which the pilot moves over the ground.
Also known as
- ground speed standard term
- GS abbreviation
Terms and slang labels apply to this language. Usage may differ in other languages.
What it means
It combines the glider’s motion through the air with the motion of the air itself. It can therefore change substantially with heading relative to the wind.
Example in context
GPS showed a higher groundspeed on the downwind leg.
Sources and review
Reviewed: