International Library of Technology: A Series of Textbooks for Persons Engaged in the Engineering Professions and Trades, Or for Those who Desire Information Concerning Them, Volume 29, Part 2International Textbook Company, 1909 |
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Page iii
... Mean Time 13 5 The Calendar 13 9 The Chronometer 13 11 The Nautical Almanac 13 21 Correction of Astronomical Elements 13 26 Problems Relating to Time 13 42 Transition of Stars 13 49 ABRIDGMENT OF NAUTICAL ALMANAC FOR 1899 Elements of Sun ...
... Mean Time 13 5 The Calendar 13 9 The Chronometer 13 11 The Nautical Almanac 13 21 Correction of Astronomical Elements 13 26 Problems Relating to Time 13 42 Transition of Stars 13 49 ABRIDGMENT OF NAUTICAL ALMANAC FOR 1899 Elements of Sun ...
Page iv
... Mean Time ( Table II ) 13 111 Mean Into Sidereal Time ( Table III ) 13 113 LATITUDE Latitude by Meridian Altitude of Sun 14 7 Latitude by Meridian Altitude of Star . 14 13 Latitude by Meridian Altitude of Planet 14 19 Latitude by ...
... Mean Time ( Table II ) 13 111 Mean Into Sidereal Time ( Table III ) 13 113 LATITUDE Latitude by Meridian Altitude of Sun 14 7 Latitude by Meridian Altitude of Star . 14 13 Latitude by Meridian Altitude of Planet 14 19 Latitude by ...
Page ix
... Mean solar , $ 13 , p5 . Sidereal , $ 13 , p2 . Declination and right ascension of moon , To find , $ 13 , p32 . and right ascension of planet , To find , §13 , p36 . of celestial body , $ 12 , p14 . of sun . To find , §13 , p26 ...
... Mean solar , $ 13 , p5 . Sidereal , $ 13 , p2 . Declination and right ascension of moon , To find , $ 13 , p32 . and right ascension of planet , To find , §13 , p36 . of celestial body , $ 12 , p14 . of sun . To find , §13 , p26 ...
Page xii
... mean time , $ 13 , p7 . Location of principal stars , §12 , p40 . Log book , Official , $ 18 , p52 . Longitude by chronometer , $ 15 , pl . by equal altitudes of the sun , §16 , p49 . by lunar distances , Comment on , §16 , p52 . by ...
... mean time , $ 13 , p7 . Location of principal stars , §12 , p40 . Log book , Official , $ 18 , p52 . Longitude by chronometer , $ 15 , pl . by equal altitudes of the sun , §16 , p49 . by lunar distances , Comment on , §16 , p52 . by ...
Page xiv
... mean sun , To find the , $ 13 , p30 . Ritchie bar azimuth instrument , §15 , p51 . Road , Rules of the , §18 , p12 . Rodenian time diagram , §15 , p8 . Sailing and steering rules , §18 , p20 . ships , Steering and sailing rules for ...
... mean sun , To find the , $ 13 , p30 . Ritchie bar azimuth instrument , §15 , p51 . Road , Rules of the , §18 , p12 . Rodenian time diagram , §15 , p8 . Sailing and steering rules , §18 , p20 . ships , Steering and sailing rules for ...
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Common terms and phrases
apparent noon applied astronomy celestial body celestial equator celestial sphere Change in 1h Corr corresponding daily rate dead reckoning Decl Diff earth ecliptic equator error on Greenwich EXAMPLE 1.-On feet Find the latitude given Greenwich date Greenwich mean Height of eye Hence horizontal parallax hour angle Index error instant of observation instrument interval June latitude local mean mean noon mean sun measuring the altitude meridian altitude meridian passage method minutes moon moon's Nautical Almanac navigator observed altitude observed body observed meridian altitude observer facing south observer's orbit parallax planet polar distance pole star position prime vertical right ascension rule semi-diameter sextant ship in longitude ship's sidereal sidereal day signals solar SOLUTION star's subtracted Sumner line sun's lower limb Thur tion transit true altitude true amplitude true azimuth tude vessel wind zenith distance
Popular passages
Page 13 - In obeying and construing these rules due regard shall be had to all dangers of navigation and collision, and to any special circumstances which may render a departure from the above rules necessary in order to avoid immediate danger.
Page 14 - In every case of collision between two vessels, it shall be the duty of the master or person in charge of each vessel, if and so far as he can do so without serious danger to his own vessel, crew, and passengers...
Page 10 - ... use ; and shall, on the approach of or to other vessels, be exhibited on their respective sides in sufficient time to prevent collision, in such manner as to make them most visible, and so that the green...
Page 6 - ... points abaft the beam on the starboard side, and of such a character as to be visible...
Page 6 - On the starboard side a green light so constructed as to show an unbroken light over an arc of the horizon of...
Page 6 - ... if the length of the tow measuring from the stern of the towing vessel to the stern of the last vessel towed exceeds 600 feet...
Page 11 - When both are running free, with the wind on the same side, the vessel which is to windward shall keep out of the way of the vessel which is to leeward. (e) A vessel which has the wind aft shall keep out of the way of the other vessel.
Page 11 - Every vessel shall, in a fog, mist, falling snow, or heavy rain-storms, go at a moderate speed, having careful regard to the existing circumstances and conditions. A steam vessel hearing, apparently forward of her beam, the fog-signal of a vessel the position of which is not ascertained, shall, so far as the circumstances of the case admit, stop her engines, and then navigate with caution until danger of collision is over.
Page 11 - When two steam vessels are meeting end on, or nearly end on, so as to involve risk of collision, each shall alter her course to starboard, so that each may pass on the port side of the other.
Page 11 - Risk of collision can, when circumstances permit, be ascertained by carefully watching the compass bearing of an approaching vessel. If the bearing does not appreciably change, such risk should be deemed to exist.