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 |
도서 본문에서
80개의 결과 중 1 - 5개
페이지
... Latitude 71 To Find the Latitude in .. To Find Middle Latitude .. 72 73 To Find the Difference of Longitude To Find the Longitude in .. 73 75 76 78 84 89 Correcting Courses - Leeway Variation .. Variation and Leeway Local Deviation ...
... Latitude 71 To Find the Latitude in .. To Find Middle Latitude .. 72 73 To Find the Difference of Longitude To Find the Longitude in .. 73 75 76 78 84 89 Correcting Courses - Leeway Variation .. Variation and Leeway Local Deviation ...
66 페이지
... ( latitude 90 ° ) , where it terminates , therefore the greatest latitude a place can have is 90 ° , and all other places must have their latitude intermediate between o ° and 90 ° . PARALLELS OF LATITUDE are small circles of the sphere ...
... ( latitude 90 ° ) , where it terminates , therefore the greatest latitude a place can have is 90 ° , and all other places must have their latitude intermediate between o ° and 90 ° . PARALLELS OF LATITUDE are small circles of the sphere ...
67 페이지
... latitude is the line , expressed in minutes of the equator , into which the latitude is thus expanded . The meridional parts computed for every minute of latitude from o ° to 90 ° , from the Table of meridional parts , which is chiefly ...
... latitude is the line , expressed in minutes of the equator , into which the latitude is thus expanded . The meridional parts computed for every minute of latitude from o ° to 90 ° , from the Table of meridional parts , which is chiefly ...
69 페이지
... latitude . If a ship sails either due east or due west , she sails on a parallel of latitude ; in which case she makes no difference of latitude , and the departure is identical with the distance . When the course is 4 points , or 45 ...
... latitude . If a ship sails either due east or due west , she sails on a parallel of latitude ; in which case she makes no difference of latitude , and the departure is identical with the distance . When the course is 4 points , or 45 ...
70 페이지
Thomas Liddell Ainsley. PRELIMINARY RULES IN NAVIGATION . Given the latitude from and latitude in or to , to find the true difference of latitude . RULE XXX . To find the difference of latitude . ( For definition , see pages 65 and 66 ...
Thomas Liddell Ainsley. PRELIMINARY RULES IN NAVIGATION . Given the latitude from and latitude in or to , to find the true difference of latitude . RULE XXX . To find the difference of latitude . ( For definition , see pages 65 and 66 ...
자주 나오는 단어 및 구문
A.M. at ship acct altitude sun's L.L. anchor bearing by compass charter-party chronometer column common logarithms compass course cosec cosine course and distance cyphers daily decimal point decl declination deviation difference of latitude difference of longitude dunnage East equator error EXAMINATION EXAMPLES FOR PRACTICE eye 18 feet fast fathoms fixed light Flags given Green Greenwich date Greenwich mean haul height of eye helm high water hour-angle Hourly diff index corr index correction June leeway London Bridge longitude by chronometer mantissa master miles minutes Multiply Nautical Almanac Norie North observed altitude sun's observed meridian altitude P.M. tides parallel sailing Polar dist port Raper required the latitude Rule sail secant Semi-diameter semid set by compass sextant side Signal sine South starboard subtract True altitude true azimuth true course Variation 2 points vessel West wind yard
인기 인용구
303 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.
302 페이지 - ... abaft the beam on the starboard side, and of such a character as to be visible at a distance of at least two miles.
309 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.
302 페이지 - On the starboard side a green light so constructed as to show an unbroken light over an arc of the horizon of...
302 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...
314 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.
309 페이지 - Whenever, as in the case of small vessels under way during bad weather, the green and red side lights cannot be fixed, these lights shall be kept at hand, lighted and ready for 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...
303 페이지 - Lights required for other Vessels ; but shall, if they do not carry such Lights, carry a Lantern having a Green Slide on the One Side, and a Red Slide on the other Side ; and on the Approach of or to other Vessels, such Lantern shall be exhibited in sufficient time to prevent Collision, so that the Green Light shall not be seen on the Port Side, nor the Red Light on the Starboard Side.
336 페이지 - The names of every seaman or apprentice who ceases to be a member of the crew, otherwise than by death, with the place, time, manner, and cause thereof.
302 페이지 - ... which is under steam, whether under sail or not, is to be considered a ship under steam. Rules concerning Lights (a).