SeamanshipW.J. Potts & Company, 1880 - 181페이지 |
도서 본문에서
12개의 결과 중 1 - 5개
62 페이지
... Magnetic course is the angle between the magnetic meridian and the ship's track . 15. - Compass course is the angle between the compass needle and the ship's track . 16. Variation of the compass is the angle between the true and magnetic ...
... Magnetic course is the angle between the magnetic meridian and the ship's track . 15. - Compass course is the angle between the compass needle and the ship's track . 16. Variation of the compass is the angle between the true and magnetic ...
63 페이지
... magnetic meridians ; CE ' , CE " , CW ' , CW " directions of the compass needle ; and RL the rhumb line , or ship's track . Then the angle NCL is the True Course . Def . 14. Fig . 4. The angle MCL or M'CL is the Magnetic Course . Def ...
... magnetic meridians ; CE ' , CE " , CW ' , CW " directions of the compass needle ; and RL the rhumb line , or ship's track . Then the angle NCL is the True Course . Def . 14. Fig . 4. The angle MCL or M'CL is the Magnetic Course . Def ...
79 페이지
... magnetic , and are given from seaward. Waterford , Hook Head 1 Fixed Saltees L.S. 1 Fl . 1 minute Three flashes in 23 seconds , 37 seconds darkness . Gun Trumpet Fired every 10 minutes . A blast for 5 seconds , then an inter- val of 20 ...
... magnetic , and are given from seaward. Waterford , Hook Head 1 Fixed Saltees L.S. 1 Fl . 1 minute Three flashes in 23 seconds , 37 seconds darkness . Gun Trumpet Fired every 10 minutes . A blast for 5 seconds , then an inter- val of 20 ...
80 페이지
William Culley Bergen. The bearings are magnetic , and are given from seaward . The following regulations have been established respecting the several light - vessels on the coasts of England and Ireland , viz.:- A white light is ...
William Culley Bergen. The bearings are magnetic , and are given from seaward . The following regulations have been established respecting the several light - vessels on the coasts of England and Ireland , viz.:- A white light is ...
98 페이지
... magnetic ? the true course being N.E. N. NOTE . In answering question 4 , Variation East allow to left hand , Variation West allow to right hand . 5. - How would you measure the distance between those two or any other two places on the ...
... magnetic ? the true course being N.E. N. NOTE . In answering question 4 , Variation East allow to left hand , Variation West allow to right hand . 5. - How would you measure the distance between those two or any other two places on the ...
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abaft altitude was observed anchor assuming the latitudes backstays beam BERGEN bills of lading blasts block boat bore by Compass bottomry bowsprit captain cargo casks chart charter charter party Chronometer shewed close hauled crew cringle crosstrees damage deck demurrage Deviation distance Distant Signals dunnage fast feet Find the Ship's Fixed fore foremast freight green light hawser heave hoist inches lash Latitude 50 leech line of bearing load Longitude lower mast head master mate merchant miles minutes mizen NORTH SHIELDS observed altitude owner points port side red light reeve riding rigging rope rudder sailing ship second altitude Ship by Sumner's Ship's Head Ship's position shrouds signal spar starboard side stay staysail steam ship steamer steering stern stow Sumner's Method Sun's suppose the Ship's tack tackle taking the second tide topgallant topgallant mast topmast topsail trysail vessel weather wind windward yard