I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Captions
A sailing craft's direction of travel under sail in relation to the true wind direction over the surface.
Position d'un voilier par rapport au vent, définie par l'angle que fait son axe longitudinal (de l'arrière vers l'avant) avec la direction d'où souffle le vent.