A guide book to the Local marine board examination. The ordinary examination. [With] The requisite elements from the Nautical almanac for 1865, for the exercises in Ainsley's Guide book. [With] The requisite elements from the Nautical almanac for 1887 |
Kirjan sisältä
Tulokset 1 - 5 kokonaismäärästä 78
Sivu 13
... hours , an hour in the morning of the following day may be allotted for the purpose of correcting the problems , but in no case should a Candidate have his problem returned to him for correction after he has made the second attempt . 90 ...
... hours , an hour in the morning of the following day may be allotted for the purpose of correcting the problems , but in no case should a Candidate have his problem returned to him for correction after he has made the second attempt . 90 ...
Sivu 14
... hours , and without the Candidates leaving the premises during that period . 102. Candidates for Masters ' Certificates must complete the whole of their Examination in navigation in fourteen hours , including the time allowed for the ...
... hours , and without the Candidates leaving the premises during that period . 102. Candidates for Masters ' Certificates must complete the whole of their Examination in navigation in fourteen hours , including the time allowed for the ...
Sivu 160
... Hour Circle - makes with the celestial meridian , and the arc of this hour circle intercepted between the pole and the body . The Primitive Circle is the Equinoctial . The Secondary Circles are called Hour Circles . Co - ordinates ...
... Hour Circle - makes with the celestial meridian , and the arc of this hour circle intercepted between the pole and the body . The Primitive Circle is the Equinoctial . The Secondary Circles are called Hour Circles . Co - ordinates ...
Sivu 161
... Hour Circle is that hour circle whose plane is perpendicular to the plane of the celestial meridian . It passes through the East and West points . The Time Amplitude is the arc of the equinoctial inter- cepted between the six o'clock hour ...
... Hour Circle is that hour circle whose plane is perpendicular to the plane of the celestial meridian . It passes through the East and West points . The Time Amplitude is the arc of the equinoctial inter- cepted between the six o'clock hour ...
Sivu 166
... hour - angle of particular points in the heavens which are chosen to define it . The unit of time is the period which elapses from the hour circle of the point of definition coinciding with the celestial meridian and its next return to ...
... hour - angle of particular points in the heavens which are chosen to define it . The unit of time is the period which elapses from the hour circle of the point of definition coinciding with the celestial meridian and its next return to ...
Muita painoksia - Näytä kaikki
A Guide Book to the Local Marine Board Examination. the Ordinary Examination ... Thomas Liddell Ainsley Esikatselu ei käytettävissä - 2015 |
Yleiset termit ja lausekkeet
A.M. at ship altitude sun's L.L. angle bearing by compass Bearing of Distant central line centre chart chronometer showed common logarithms compass course correct magnetic bearing correct magnetic course course and distance course to steer curve decl declination departure diff difference of latitude difference of longitude dist Distant Object East equator error of compass feet find the course Greenwich date Greenwich mean height of eye high water hour index correction index error logarithms longitude by chronometer mean noon meridian meridian altitude miles Nautical Almanac noon at Greenwich NORIE North Object by Standard observed altitude sun's parallel Parallel Sailing Plane Sailing pole quadrant Raper required the latitude right ascension Rule sailing sextant ship's head ship's position sine South Standard Compass Standard Port storm subtract Table tide Tide Tables true alt True altitude true azimuth true bearing true course West wind
Suositut otteet
Sivu 1 - ... unless at least one officer besides the master has obtained and possesses a valid certificate appropriate to the grade of only mate therein or to a higher grade ; and...
Sivu 18 - The LOGARITHM of a number to a given base is the index of the power to which the base must be raised to give the number.
Sivu 375 - In the following table give the correct magnetic bearing of the distant object, and thence the deviation. 8. With the deviation as above, give the courses you would steer by the Standard Compass to make the following courses, correct magnetic :— . . 9.
Sivu 4 - Whoever makes any statement, knowing it to be false, for the purpose of obtaining for himself or for any other person, firm, corporation, or association any advance...
Sivu 8 - ... the sun ; to work the latitude by single altitude of the sun off the meridian ; and be able to use and adjust the sextant by the sun. In Seamanship.
Sivu 7 - A MASTER must be twenty-one years of age, and have been six years at sea, of which one year must have been as First or Only Mate...
Sivu 9 - He will be examined as to his competency to construct jury rudders and rafts ; and as to his resources for the preservation of the ship's crew in the event of wreck. He must possess a...
Sivu 60 - A sphere is a solid, bounded by one continued convex surface, every point of which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed.
Sivu 8 - He must be able to work a day's work complete, correcting the courses for deviation, leeway, and variation. He will be required to find the latitude by meridian altitude of the sun, and the difference of longitude from a given departure by parallel sailing ; also to find the course and distance from one position to another by Mercator's method. He will be required to find the time of high water at a given port, to observe and calculate the amplitude of the sun, and to find the error of the ship's...
Sivu 2 - Consul of the country to which the ship in which the candidate served belonged, or by some other recognised official authority of that country, or by the testimony of some credible person on the spot having personal knowledge of the facts required to be established. Upon application to the...