SeamanshipW.J. Potts & Company, 1880 - 181 páginas |
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Página 160
William Culley Bergen. SUMNER'S METHOD . In the following Examination Paper , the question is proposed in the form ... Ship by " Sumner's Method " when the second altitude was observed ; assuming the latitudes 49 ° 30 ′ N and 49 ° 50 ...
William Culley Bergen. SUMNER'S METHOD . In the following Examination Paper , the question is proposed in the form ... Ship by " Sumner's Method " when the second altitude was observed ; assuming the latitudes 49 ° 30 ′ N and 49 ° 50 ...
Página 162
... ship's computed position at the time of taking the second altitude to be as follows , where D and E correspond to ... Sumner's Method " when the second altitude was observed ; assuming the latitudes 49 ° 20 ′ N and 49 ° 40 ′ N. Again , ...
... ship's computed position at the time of taking the second altitude to be as follows , where D and E correspond to ... Sumner's Method " when the second altitude was observed ; assuming the latitudes 49 ° 20 ′ N and 49 ° 40 ′ N. Again , ...
Página 163
... ship have made 46 miles on a true N.E. course in the interval . Height of the eye 18 feet . Required the line of bearing when the first altitude was taken , and the position of the ship by " Sumner's Method " when the second altitude ...
... ship have made 46 miles on a true N.E. course in the interval . Height of the eye 18 feet . Required the line of bearing when the first altitude was taken , and the position of the ship by " Sumner's Method " when the second altitude ...
Página 164
William Culley Bergen. altitude was taken , and the position of the Ship by " Sumner's Method " when the second altitude was observed ; assuming the latitudes 50 ° O N and 51 ° 0 ° N. Again ; suppose the Ship's position at the time of ...
William Culley Bergen. altitude was taken , and the position of the Ship by " Sumner's Method " when the second altitude was observed ; assuming the latitudes 50 ° O N and 51 ° 0 ° N. Again ; suppose the Ship's position at the time of ...
Página 165
... ship have made 67 miles on a true W. course in the interval . Height of the eye 15 feet . Required the line of bearing when the first altitude was taken , and the position of the Ship by " Sumner's Mefhod " when the second altitude was ...
... ship have made 67 miles on a true W. course in the interval . Height of the eye 15 feet . Required the line of bearing when the first altitude was taken , and the position of the Ship by " Sumner's Mefhod " when the second altitude was ...
Términos y frases comunes
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