A Manual of the Examination of Masters and Mates as Instituted by the Department of Marine and Fisheries of CanadaDawson, 1875 - 272 sivua |
Kirjan sisältä
Tulokset 1 - 5 kokonaismäärästä 30
Sivu 48
... noon of each day ( for mean noon see NOTE ) . Take out the declination opposite the day of your Greenwich date , and also the difference for 1 hour " alongside . Express the Greenwich time in decimals , by dividing the minutes by 6 ...
... noon of each day ( for mean noon see NOTE ) . Take out the declination opposite the day of your Greenwich date , and also the difference for 1 hour " alongside . Express the Greenwich time in decimals , by dividing the minutes by 6 ...
Sivu 53
... noon of the 15th as it stands , therefore no change is necessary beyond ... mean or apparent time the same as that at ship . Ex . 1. — January 27th , in ... mean time at ship was 8h 27m 16s A. M .; required the Green . wich date ...
... noon of the 15th as it stands , therefore no change is necessary beyond ... mean or apparent time the same as that at ship . Ex . 1. — January 27th , in ... mean time at ship was 8h 27m 16s A. M .; required the Green . wich date ...
Sivu 59
... morning but W if in the after- noon . If the True Azimuth does not reckon from the N or S the same as the sun's ... Mean Time Ship at 8h 43m A. M. , in latitude 37 ° 18 ' S , longitude 93 ° 22 ′ W. The Sun's bearing by Compass E N E ...
... morning but W if in the after- noon . If the True Azimuth does not reckon from the N or S the same as the sun's ... Mean Time Ship at 8h 43m A. M. , in latitude 37 ° 18 ' S , longitude 93 ° 22 ′ W. The Sun's bearing by Compass E N E ...
Sivu 65
William C. Seaton. CHRONOMETER . TO FIND THE MEAN TIME AT GREENWICH . 67. Upon ... mean time at ship and the longitude by account ( 56 ) ; and generally , if ... noon or midnight , any inaccuracy in the approximate time may cause the ...
William C. Seaton. CHRONOMETER . TO FIND THE MEAN TIME AT GREENWICH . 67. Upon ... mean time at ship and the longitude by account ( 56 ) ; and generally , if ... noon or midnight , any inaccuracy in the approximate time may cause the ...
Sivu 66
... Mean Time at Greenwich . Ex . 1. - 1876 , May 18 at 2h 18m P. M. at ship , Longitude by account 88 ° 47 ′ W. Time by a chronometer 9h 10m 35s , which was fast 47m 15s for mean noon at Greenwich on Feb. 4 , and on Feb. 27 was fast 49m 5s for ...
... Mean Time at Greenwich . Ex . 1. - 1876 , May 18 at 2h 18m P. M. at ship , Longitude by account 88 ° 47 ′ W. Time by a chronometer 9h 10m 35s , which was fast 47m 15s for mean noon at Greenwich on Feb. 4 , and on Feb. 27 was fast 49m 5s for ...
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Yleiset termit ja lausekkeet
A. M. at ship anchor Apparent bearing by compass bills of lading boussole Bowditch bowsprit brace Brest cargo common logarithms correct magnetic courses deck Déf diff difference of longitude Dist downhaul dunnage East eye 18 feet fore given haul hawsepipe hawser height of eye hoist Hour Angle index error la boussole lash Latitude Norie le méridien logarithms Long longitude by account Longitude by Chronometer magnetic bearing mast mean noon miles natural number Nautical Almanac navire noon at Greenwich North observed altitude observed Meridian Altitude P. M. Mean parallel rulers parallel sailing Pennant Polar distance port reef required the Deviation Required the Latitude Required the Longitude rigging sail Secant sextant Ship's head Signal Sine spar Standard Compass steer subtract Sun's Lower Limb supposing the Variation Table tackle taut topmast True Altitude True Amplitude True Azimuth True declin vessel West wind yard
Suositut otteet
Sivu 176 - 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 which may exist in any particular case rendering a departure from the above rules necessary in order to avoid immediate danger.
Sivu 181 - On the starboard side, a green light so constructed as to show an uniform and unbroken light over an arc of the horizon of 10 points of the compass ; so fixed as to throw the light from right ahead to 2 points abaft the beam...
Sivu 175 - 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.
Sivu 175 - ... other; in other words, to cases in which by day each vessel sees the masts of the other in a line or nearly in a line with her own, and by night to cases in which each vessel is in such a position as to see both the side lights of the other.
Sivu 174 - The distant signal, consisting of a square flag, having either above or below it a ball or anything resembling a ball.
Sivu 180 - Sidelights" means a green light on the starboard side and a red light on the port side...
Sivu 181 - ... 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 light shall not be seen on the port side nor the red light on the starboard side, nor, if practicable, more than two points abaft the beam on their respective sides.
Sivu 175 - ... (c.) When both are running free, with the wind on different sides, the vessel which has the wind on the port side shall keep out of the way of the other.
Sivu 187 - Nothing in these rules shall exonerate any ship, 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 look.out, 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.
Sivu 176 - Every steamship, when approaching another ship so as to involve risk of collision, shall slacken her speed, or if necessary stop and reverse ; and every steamship shall, when in a fog, go at a moderate speed.