Navigation & planning
Wind triangle
Heading, wind-correction angle and groundspeed from wind and course.
- Heading to fly
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- Wind-correction angle
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- Groundspeed
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The link carries your inputs, share it and the tool opens pre-filled.
How it works
WCA = asin(wind × sin(wind − course) ÷ TAS). Heading = course + WCA; groundspeed = TAS·cos(WCA) − wind·cos(wind − course).
Fly GACA is an independent educational platform. It is not affiliated with, endorsed by, or operated by the General Authority of Civil Aviation (GACA) or the Government of the Kingdom of Saudi Arabia. The official and authoritative source for all civil aviation regulations, publications, and aeronautical information is always GACA. Always verify against the latest official GACA publication at gaca.gov.sa.