Practice of navigation and nautical astronomy, 43권1872 - 571페이지 |
도서 본문에서
35개의 결과 중 1 - 5개
117 페이지
... 98. - To find a line of bearing passing through. 4..24 15 50 51 .... 91 48 6 .... + 6 9 .... 29 28 48. .8.994302 .. 2 26 29 .... 25 2 32 38..160 26 45 E. 5..12 14 30 29 .. 66 46 8 ....- 0 17 .... 35 21 23..9-427475 .. 4 9 12 .... 12 4 8 55.
... 98. - To find a line of bearing passing through. 4..24 15 50 51 .... 91 48 6 .... + 6 9 .... 29 28 48. .8.994302 .. 2 26 29 .... 25 2 32 38..160 26 45 E. 5..12 14 30 29 .. 66 46 8 ....- 0 17 .... 35 21 23..9-427475 .. 4 9 12 .... 12 4 8 55.
118 페이지
William Culley Bergen. 98. - To find a line of bearing passing through the ship . SUMNER'S METHOD . RULES . 1. Note ... passes through the ship's place , and it is a line of bearing . EXAMPLE . 1837 , December 17th , A.M. at ship , in lat ...
William Culley Bergen. 98. - To find a line of bearing passing through the ship . SUMNER'S METHOD . RULES . 1. Note ... passes through the ship's place , and it is a line of bearing . EXAMPLE . 1837 , December 17th , A.M. at ship , in lat ...
119 페이지
... passes within range of the Smalls Light . 99. - REMARKS . This is a very useful problem when the ship is near the land ... passing through or near the Smalls . He kept his ship away E.N.E. , and made the lighthouse in less than an hour ...
... passes within range of the Smalls Light . 99. - REMARKS . This is a very useful problem when the ship is near the land ... passing through or near the Smalls . He kept his ship away E.N.E. , and made the lighthouse in less than an hour ...
120 페이지
... passing through the ship , using the latitude by account only . RULES . 1. Note the sun's bearing by compass at the time of taking the altitude . 2. Find the longitude by chronometer , using the latitude by account . 3. Mark the ship's ...
... passing through the ship , using the latitude by account only . RULES . 1. Note the sun's bearing by compass at the time of taking the altitude . 2. Find the longitude by chronometer , using the latitude by account . 3. Mark the ship's ...
154 페이지
... passing through the poles of either the earth or the heavens . 4. The Ecliptic is that great circle in the heavens ... passes through the centre of the earth , and whose plane is parallel to that of the sensible horizon . 12. Artificial ...
... passing through the poles of either the earth or the heavens . 4. The Ecliptic is that great circle in the heavens ... passes through the centre of the earth , and whose plane is parallel to that of the sensible horizon . 12. Artificial ...
자주 나오는 단어 및 구문
A.M. at ship anchor azimuth backstays bearing by compass bills of lading Cape captain cargo chart charter Circle common logarithms Compass Course correct magnetic course Cosec Cosine Cotang course and distance decimal Declination Degrees Diff Difference of Latitude difference of longitude Dist dunnage East EXAMPLES fast for mean feet fore freight Frid given heeling error height of eye high water hour hour angle index error Latitude and Departure leeway Logarithmic Sines longitude by chronometer MATE mean noon Mercator chart miles noon at Greenwich North observed altitude observed meridian altitude parallel parallel ruler parallel sailing port required the latitude required the longitude required the true Right Ascension rope Rule sail Secant ship's head Signal South spars standard compass staysail steered subtract sun's lower limb Table Tangent Thur tide true course Tues Variation vessel West wind yard
인기 인용구
312 페이지 - ... abaft the beam on the starboard side, and of such a character as to be visible on a dark mght, with a clear atmosphere, at a distance of at least two miles. (c.) On the...
312 페이지 - ... where it can best be seen, but at a height not exceeding twenty feet above the hull, a white light in a globular lantern 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.
321 페이지 - 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...
322 페이지 - The said green and red side lights shall be fitted with inboard screens projecting at least three feet forward from the light, so as to prevent these lights from being seen across the bow. Art. 4. Steam ships when towing other ships shall carry two bright white mast-head lights vertically, in addition to their side lights, so as to distinguish them from other steam ships.
322 페이지 - 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.
312 페이지 - ... from right ahead to two points abaft the beam on the port side, and of such a character as to be visible at a distance of at least two miles.
312 페이지 - Miles: (c.) On the Port Side, a Red 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...
313 페이지 - ... (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.
311 페이지 - In the following 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 words "steam vessel" shall include any vessel propelled by machinery. A vessel is "under way...
312 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.