Rule 21 Definitionsa. Masthead light means a white light placed over the fore-and-aft centerline of the vessel showing an unbroken light over an arc of the horizon of 225° and so fixed as to show the light from right ahead to 22.5° abaft the beam on either side of the vessel.b. Sidelights means a green light on the starboard side and a red light on the port side each showing an unbroken light over an arc of the horizon of 112.5° and so fixed as to show the light from right ahead to 22.5° abaft the beam on its respective side.In a vessel of less than 20 m in length the … [Read more...]
Rule 20 – Application
Rule 20 : Applicationa. Rules in this part shall be complied with in all weathers.b. The Rules concerning lights shall be complied with from sunset to sunrise, and during such times no other lights shall be exhibited, except such lights as cannot be mistaken for the lights specified in these Rules or do not impair their visibility or distinctive character, interfere with the keeping of a proper look-out. c. The lights prescribed by these Rules shall, if carried, also be exhibited from sunrise to sunset and in restricted visibility and may be exhibited in all other circumstances when … [Read more...]