City Sailing Explains Variation and Deviation and how to convert from True to Compass and back.
The mystery of the compass explained for the Royal Yachting Association Day Skipper student, part of the City Sailing Day Skipper Tutorial Course.
We explain the compass and how to convert from Compass to True using variation and deviation.
Also, we explain the deviation card, how to set a compass course and plot a compass course to true on your chart.
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