A Treatise on Compass Compensation: A Textbook for Academies and Colleges, and a Reference Manual for Navigating Officers |
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
acting adjuster altered amount angle approximate athwartship azimuth bearing becomes binnacle built cause circle coefficients compass compass course Compass heading compensation component computed condition constant correction correctors course determined deviation direction directive force distance draw earth and ship earth's east effect equal equation exact example expressed figure force fore-and-aft formula heading heeling error horizontal force inches induced known latitude less magnetic magnetic course magnetic heading mean method minus navigator nearly needle Note observations obtained parameter pass placed pole position practical produce quadrantal deviation reduce removed represented respect result ship ship's shown shows side sin z soft iron spheres starboard steel steering Substituting swing taken tion true variation vertical vessel vibrations westerly zero