Pugsley's Dead Reckoning, Including the Various Methods of Finding Course and Distance by Mercator and Middle Latitude Sailings: And Examination Specialty
R.M. Pugsley, 1916 - 176페이지
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add the logarithm adding applicant bearing boats bottom Cape Cape Horn carry coastwise steam vessels column compass convert course and distance decimal departure deviation difference of latitude difference of longitude direction Dist divide east Enter Table examination EXAMPLE NUMBER experience feet Find the course Find the difference fishing gives the logarithm glass grade gross tons half inspection inspectors keep latitude and longitude latitude column leeway less license Long master mate mate of ocean meridional difference Middle lat miles and name navigation necessary noon officer person pilot point in latitude point left port position practice Prop proper difference PUGSLEY'S renewal result rules sail vessels Service ship ship has sailed ship's side signals storm subtracted tack taken tang third tion white light wind
141 페이지 - On the starboard side a green light so constructed as to show an unbroken light over an arc of the horizon of ten points of the compass, so fixed as to throw the light from right ahead to two points abaft the beam on...
154 페이지 - Where by any of these rules one of two vessels is to keep out of the way, the other shall keep her course and speed.
155 페이지 - Every vessel coming up with another vessel from any direction more than two points abaft her beam, that is, in such a position, with reference to the vessel which she is overtaking that at night she would be unable to see either of that vessel's side-lights, shall be deemed to be an overtaking vessel...
150 페이지 - Every vessel may, if necessary in order to attract attention in addition to the lights which she is by these rules required to carry, show a flare-up light or use any detonating signal that cannot be mistaken for a distress signal.
156 페이지 - My engines are going at full speed astern." PRECAUTION. ART. 29. Nothing in these rules shall exonerate any vessel, or the owner or master or crew thereof, from the consequences of any neglect to carry lights or signals, or of any neglect to keep a proper lookout, or of the neglect of any precaution which may be required by the ordinary practice of seamen, or by the special circumstances of the case.
151 페이지 - sailing vessels" and "vessels towed" on the fog horn. The words "prolonged blast" used in this article shall mean a blast of from four to six seconds duration.
156 페이지 - When a vessel is in distress and requires assistance from other vessels or from the shore, the following shall be the signals to be used or displayed by her, either together or separately, viz. : — ' In the daytime — 1. A gun or other explosive signal fired at intervals of about a minute. 2. The International Code signal of distress indicated by NC 3.
144 페이지 - ... mile, or a combined lantern showing a green light and a red light from right ahead to 2 points abaft the beam on their respective sides. Such lantern shall be carried not less than 3 feet below the white light.