Local Marine Board Examination, for Officers in the Mercantile Marine Service: Including: Regulations for Masters and Mates, in Foreign and Coasting Trade; Rules of the Road, Lights, Laws of Storms, Questions in Seamanship, Navigation, Steam, &c., &c.; Also: a Series of Explanatory Lectures on Navigation and Astronomical TermsJ.A. Cummings & Company, 1868 - 91페이지 |
도서 본문에서
25개의 결과 중 1 - 5개
6 페이지
... longitude therefrom , be able to cor- rect the suns declination , and find his latitude by meridian altitude of the sun . He must understand the use of the quadrant , and be able to observe with it and read off the arc . IN SEAMANSHIP ...
... longitude therefrom , be able to cor- rect the suns declination , and find his latitude by meridian altitude of the sun . He must understand the use of the quadrant , and be able to observe with it and read off the arc . IN SEAMANSHIP ...
7 페이지
... longitude by chronometer , and be able to use and adjust the sextant , and find the errors of the instru- ment . IN SEAMANSHIP . In addition to what is required of a Second Mate , he must know how to moor and unmoor , and to keep a ...
... longitude by chronometer , and be able to use and adjust the sextant , and find the errors of the instru- ment . IN SEAMANSHIP . In addition to what is required of a Second Mate , he must know how to moor and unmoor , and to keep a ...
36 페이지
... Longitude of a Star or Planet ? A. It is its distance from the first point of Aries , reck- oned in degrees and minutes . Q. - What is Latitude of a place ? A. - It is its distance North or South of the Equator . Q. What is Longitude of ...
... Longitude of a Star or Planet ? A. It is its distance from the first point of Aries , reck- oned in degrees and minutes . Q. - What is Latitude of a place ? A. - It is its distance North or South of the Equator . Q. What is Longitude of ...
47 페이지
... longitude by parallel sail- ing . QUESTION 13. - August 13 , 1861. In longitude 70 ° W. correct the declination for the place of the ship at noon . QUESTION 14. - Jan . 17 , 1861. Required the true decli- nation for the longitude of 105 ...
... longitude by parallel sail- ing . QUESTION 13. - August 13 , 1861. In longitude 70 ° W. correct the declination for the place of the ship at noon . QUESTION 14. - Jan . 17 , 1861. Required the true decli- nation for the longitude of 105 ...
50 페이지
... longitude 69 ° 20 ′ W. , by account . Altitude of sun's lower limb was 36 ° 38 ′ P. M. , hight of eye 15 feet , time by chro- nometer 8h 2 ' 45 " , and chronometer slow of Greenwich time 7 ' 50 " . Required the longitude of ship ...
... longitude 69 ° 20 ′ W. , by account . Altitude of sun's lower limb was 36 ° 38 ′ P. M. , hight of eye 15 feet , time by chro- nometer 8h 2 ' 45 " , and chronometer slow of Greenwich time 7 ' 50 " . Required the longitude of ship ...
기타 출판본 - 모두 보기
자주 나오는 단어 및 구문
amplitude anchor ascertain atmosphere azimuth barometer boilers bottomry CAPT cargo centre certificate chro chronometer circle clouds coast column commander compass correct course cyclone deck declination ecliptic engine equator Eye 19 feet fixed stars Give the rule Greenwich Gulf Stream hemisphere hight horizon hurricane inches Index Error latitude and longitude latitude of ship LECTURE longitude by chronometer longitude of ship Master Mate mercury meridian altitude moon moon's Nautical Almanac Nautical miles navigation noon northern hemisphere officer parallel sail pass passenger planets point of Aries polar distance pole port side Q.-What Quadrant QUESTION refraction Required the latitude Required the longitude right ascension rise Sailing Ships scudding seaman SEAMANSHIP semi-diameter sextant ship on chart ship's Ships under Steam Statute miles steamships stow and dunnage subtract sun's altitude tion Topsail true altitude tube tude valves variation vessel voyage weather wind zenith distance
인기 인용구
25 페이지 - 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.
26 페이지 - 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.
25 페이지 - A vessel which, is closehauled on the port tack shall keep out of the way of a vessel which is closehauled on the starboard tack. (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.
23 페이지 - ... 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.
22 페이지 - Rules every steam vessel which is under sail and not under steam is to be considered a sailing vessel, and every vessel under steam, whether under sail or not, is to be considered a steam vessel. The word " steam vessel " shall include any vessel propelled by machinery. A vessel is
24 페이지 - Pilot vessels, when engaged on their station on pilotage duty, shall not show the lights required for other vessels, but shall carry a white light at the masthead, visible all round the horizon, and shall also exhibit a flare-up light or flare-up lights at short intervals, which shall never exceed fifteen minutes.
25 페이지 - When two sailing ships are crossing so as to involve risk of collision, then, if they have the wind on different sides, the ship with the wind on the port side shall keep out of the way...
26 페이지 - If two ships under steam are crossing so as to involve risk of collision, the ship which has the other on her own starboard side shall keep out of the way of the other.
24 페이지 - Open boats shall not be obliged to carry the side lights required for other vessels, but shall, if they do not carry such lights, carry a lantern having a green slide on one side and a red slide on the other side; and on the approach of or...
26 페이지 - 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.