A Treatise on Compass Compensation: A Textbook for Academies and Colleges, and a Reference Manual for Navigating Officers |
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Page 110
... placed a compass aloft on the mizzen mast of the Royal Charter , an iron ship 326 feet long , 41 feet beam , and 26 feet depth of hold . It had previously been held that a compass so high above the center of gyra- tion would be so ...
... placed a compass aloft on the mizzen mast of the Royal Charter , an iron ship 326 feet long , 41 feet beam , and 26 feet depth of hold . It had previously been held that a compass so high above the center of gyra- tion would be so ...
Page 113
... placed too near them . Even an iron hand rail which , because of its small mass , would ordinarily be of negligible consequence , may become importantly objectionable . In one recorded case the mag- netic field of a generator disturbed ...
... placed too near them . Even an iron hand rail which , because of its small mass , would ordinarily be of negligible consequence , may become importantly objectionable . In one recorded case the mag- netic field of a generator disturbed ...
Page 160
... placed in its receptacle on the fore side of the binnacle . From the foregoing table he finds that 19 inches are required to make the correction . Having entered the bar he recorrects at east and west with the fore - and - aft magnets ...
... placed in its receptacle on the fore side of the binnacle . From the foregoing table he finds that 19 inches are required to make the correction . Having entered the bar he recorrects at east and west with the fore - and - aft magnets ...
Contents
The Ship as a Magnet | 1 |
The Soft Iron of a Ship | 29 |
Analysis | 73 |
Copyright | |
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Common terms and phrases
angle approximate coefficients athwartship magnets azimuth binnacle cause circle of deviations compass course Compass heading compass needle compass record compensation component computed correction correctors corresponding compass cos 2z deck degree of heel draw earth and ship earth's force earth's horizontal force east and west east or west easterly effect exact coefficients Flinders bar force H force of earth fore-and-aft magnets formula ftan gyro heeling adjuster heeling error heeling magnet inches latitude local hour angle lubber line magnetic course magnetic heading magnetic north minus navigator netic observations parameter pilot house placed pole position quadrantal deviation quadrantal error red ends semicircular deviation ship swings ship's head sin z standard compass starboard steel steering subpermanent magnetism sun bears tion true bearing variation versin vertical force vertical iron vertical soft iron vessel viation vibrations westerly deviation zero