The Encyclopædia Britannica, Or, Dictionary of Arts, Sciences, and General Literature, 16. köideAdam & Charles Black, 1858 |
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Page 3
... course of the sun and moon ; the length of the days ; of time and its divisions ; the method of find- ing the hour of the day and night ; and , lastly , a description of the sea chart , on which , in order to discover where the ship was ...
... course of the sun and moon ; the length of the days ; of time and its divisions ; the method of find- ing the hour of the day and night ; and , lastly , a description of the sea chart , on which , in order to discover where the ship was ...
Page 8
... course – 10 , where L means tabular logarithm , i.e. , logarithm increased by 10 ; and log . dep . = log . dist . + L sin course - 10 . 2. Given course ( BAC ) and true difference of latitude ( AB ) , to find distance and departure . or ...
... course – 10 , where L means tabular logarithm , i.e. , logarithm increased by 10 ; and log . dep . = log . dist . + L sin course - 10 . 2. Given course ( BAC ) and true difference of latitude ( AB ) , to find distance and departure . or ...
Page 9
... course . = Whence it appears that if the middle latitude be consid- ered as a course , and the departure as a true difference of latitude , the corresponding distance will be the difference of longitude . And conversely , treating the ...
... course . = Whence it appears that if the middle latitude be consid- ered as a course , and the departure as a true difference of latitude , the corresponding distance will be the difference of longitude . And conversely , treating the ...
Page 10
... course ; or , diff . long . = mer . diff . lat . x tan course . Parallel Sailing . When the course is 90 ° , or the ship sails in a parallel of latitude , the equations ( 1. ) , & c . , give no result when ap- plied to find the distance ...
... course ; or , diff . long . = mer . diff . lat . x tan course . Parallel Sailing . When the course is 90 ° , or the ship sails in a parallel of latitude , the equations ( 1. ) , & c . , give no result when ap- plied to find the distance ...
Page 12
... COURSES AND CORRECTIONS OF COURSES . Mariner's Compass . A ship is enabled to keep her course at sea by means of an instrument called the mariner's compass . It consists of a magnetic steel bar attached to the under side of a card ...
... COURSES AND CORRECTIONS OF COURSES . Mariner's Compass . A ship is enabled to keep her course at sea by means of an instrument called the mariner's compass . It consists of a magnetic steel bar attached to the under side of a card ...
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Common terms and phrases
altitude amount ancient angle appear banks Bonar Bridge British built called canal Captain carried Cawnpore channel chief church coast command commenced compass consists contains course depth difference of latitude distance Dornoch Firth England extends feet fleet Greenwich Greenwich mean guns harbour haversine hour angle island king lake land length longitude Lord low-water Lucknow manufactures mean ment meridian miles mountains native Nautical Almanac naval navigation navy nearly Nelson Nepaul Neuchâtel newspapers Newton Niebuhr Nièvre Nineveh North Norway Nova Scotia observed officers papers parallax period population port principal province published rebels reign right ascension rise river Roman Royal Royal Navy sail sextant ship's ships side square miles tidal tide timber tion tonnage town trade true diff velocity vessels vols whole York Zealand