Manual of navigation, Volum 63J. Maclehose, 1877 - 96 sider |
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Admiralty angle apparent atmosphere azimuth Azimuth Tables barometer Blue Ensign boat boat's BOATSWAIN'S CALL broken sea broken water celestial object centre chart chronometer circle column compass course correct magnetic bearing corresponding Cosine Declination decn degrees Diagram Diff difference of longitude direction dist distance distant object earth equal equator fall feet glass Greenwich hauled heavy sea heavy surf horizon hour Hour Angle inches index error knots land latitude life-boats light logarithm Long LONGITUDE BY CHRONOMETER Magnetic Course mast mercury mercury RISES meridian altitude minutes N.IN Nautical Almanac needle number of points oars observed altitude parallel parallel sailing pass position rain Right Ascension rise Royal Naval Reserve running S.-diar sailing ships seaward Secant sextant ship's head Ships under Steam shore signals sky foretells standard compass steam ship stern subtract Sumner's method Sun's True Bearing surf tide True altitude True amplitude Variation vertical line vessel Zenith
Populære avsnitt
Side 81 - Ships under Steam Meeting. Art. 13. If two ships under steam are meeting end on, or nearly end on, so as to involve risk of collision, the helms of both shall be put to port, so that each may pass on the port side of the
Side 82 - the above Rules one of two ships is to keep out of the way, the other shall keep her course subject to the qualifications contained in the following Article. Proviso to save special Cases. Art. 19. In obeying and construing these Rules, due regard must be had to all dangers of navigation; and due regard must also be had to any special circumstances
Side 81 - used, and shall be sounded at least every five minutes, viz.,— (a.) Steam ships under weigh shall use a steam whistle placed before the funnel, not less than eight feet from the deck : (6.) Sailing ships under weigh shall use a fog horn : (c.) Steam ships and sailing ships when not under weigh shall use a bell.
Side 80 - of eight inches in diameter, and so constructed as to show a clear uniform and unbroken light visible all round the horizon, and at a distance of at least one mile. Lights for Pilot Vessels.
Side 80 - the horizon, and at a distance of at least one mile. Lights for Pilot Vessels. Art. 8. Sailing pilot vessels shall not carry the lights required for other sailing vessels, but shall carry a white light at the mast head, visible all round the horizon, and shall also exhibit a flare-up light every
Side 81 - shall keep out of the way ; but if they have the wind on the same side, or if one of them has the wind aft, the ship which is to windward shall keep out of the way of the ship which is to leeward.
Side 4 - for North. The Barometer RISES, for northerly wind, (including from north-west by the north, to the eastward), for dry or less wet weather,— for less wind,— or for more than one of these changes ; except on a few occasions when rain, hail, or snow comes from the northward with strong wind. A
Side 80 - the red light on the starboard side. Fishing vessels and open boats when at anchor, or attached to their nets and stationary, shall exhibit a bright white light. Rules concerning Fog Signals. Art. 10. Whenever there is fog, whether by day or night, the fog signals described below shall be carried
Side 85 - 2, 3, when used or displayed together or separately, shall be deemed to be signals of distress at night:— " ]. A gun fired at intervals of about a minute. " 2. Flames on the ship (as from a burning tar barrel, oil barrel, &c.) " 3. Rockets or shells of any colour or description fired one at a time at short intervals.
Side 90 - bow; if she then has sufficient inertia (which will be proportional to weight) to allow the sea to pass her, she will in succession pass through the descending, the horizontal, and the ascending positions, as the crest of the wave passes successively her stern, her midships, and her bow, in the reverse