Heading Calculator
Compute wind correction angle, true heading, magnetic heading, and compass heading.
How to Use
- Enter course, wind, TAS, and variation.
- Magnetic and compass headings are computed.
Inputs
Headings
Navigation triangle
WCA
sin(WCA) = (WS · sin(WA)) / TAS
True heading
TH = TC + WCA
Magnetic heading
MH = TH − Variation
Compass heading
CH = MH ± Deviation
Mnemonic
TVMDC: True → Variation → Magnetic → Deviation → Compass
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