Pugsley's New Guide to the United States Local Inspectors Examination of Masters and Mates: Of Ocean-going Steam and Sailing Ships, Containing All Useful Information and Explaining how to Find Latitude and Longitude by Observation, and Many Other Useful Calculations Not Included in the Examination,R.M. Pugsley, 1915 - 287페이지 |
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45개의 결과 중 1 - 5개
15 페이지
... gives the zenith distance which is named contrary to the sun's bearing . To the zenith dis- tance add or subtract the sun's declination corrected for longitude , according if of same or different name . The latitude takes the name of ...
... gives the zenith distance which is named contrary to the sun's bearing . To the zenith dis- tance add or subtract the sun's declination corrected for longitude , according if of same or different name . The latitude takes the name of ...
16 페이지
... give the correction in minutes to be subtracted from the altitude , except when the hour angle is more than 6 hours end less than 18 hours , when the correction is additive . Q. 7 , 5. What is longitude ? Ans . It is the arc of the ...
... give the correction in minutes to be subtracted from the altitude , except when the hour angle is more than 6 hours end less than 18 hours , when the correction is additive . Q. 7 , 5. What is longitude ? Ans . It is the arc of the ...
18 페이지
... give two longitudes to be put on the chart in their re- spective latitudes , and connect the two positions by a line . About an hour later , or when the azimuth has changed about 20 ° , serve a second altitude and note the time as ...
... give two longitudes to be put on the chart in their re- spective latitudes , and connect the two positions by a line . About an hour later , or when the azimuth has changed about 20 ° , serve a second altitude and note the time as ...
19 페이지
... give the middle lati- tude . With it enter table of latitude and departure as if a course . In the latitude column ... gives the course . The distance will be found opposite the proper difference of latitude on same page . Q. 17 , 9. How ...
... give the middle lati- tude . With it enter table of latitude and departure as if a course . In the latitude column ... gives the course . The distance will be found opposite the proper difference of latitude on same page . Q. 17 , 9. How ...
23 페이지
... and the result is a plane chart . Q. 46 , 22. How would you heave a steamer to in a gale ? Ans . The ordinary steamer will lay best with the sea 3 or 4 points on the bow , with engines turning sufficient to give the 223.
... and the result is a plane chart . Q. 46 , 22. How would you heave a steamer to in a gale ? Ans . The ordinary steamer will lay best with the sea 3 or 4 points on the bow , with engines turning sufficient to give the 223.
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150 gross tons abaft amplitude applicant azimuth tables barometer bearing boats buoys capacity CAPT cargo carrying passengers certificate chart chief mate Chro chronometer collision compass error correction cosine course and distance deck deck department declination deviation Diff difference of latitude dist dunnage equa equipped examination feet Find the latitude fire Greenwich mean gross tons heave-to Height of eye hour angle inches inspection knots Latitude by account less license as master life-preservers lifeboats logarithm longitude by account longitude by chronometer Mercator chart meridian altitude miles Nautical Almanac navigation noon observed altitude officer original license person pilot house points polar distance PUGSLEY'S pump R. M. PUGSLEY rafts right ascension rowlock rules sail vessels Semi-diam semicircle ship ship's side signals star's steam vessels steamers stow subtract supervising inspector table 44 tion towing true altitude true azimuth tude white light wind