A Guide to the Local Marine Board Examinations of Masters and Mates

18 feet A.M. at ship altitude Sun's lower apparent ship bearing by compass Certificate chronometer common logarithms contrary names corr correct magnetic corrected decl Cosine Course and Distance Decl Declination Divide dunnage East error of compass eye 17 feet eye 18 feet eye 20 feet fast for mean Filey Bay Fixed Green Greenwich date Greenwich mean height of eye High Water A.M. Hour angle inches index error Knots Leeway lower limb North magnetic bearing Mate mean noon meridian altitude Sun's miles Multiply noon at Greenwich North of observer P.M. tide Parallel Sailing Required the Course Required the deviation Required the error Required the latitude Required the longitude Secant ship's head Signals Sine slow for mean Steam Ships subtract the less Sun's bearing Sun's lower limb supposing the variation Table 24 Table 33 true altitude True amp true azimuth Variation 1 pt West zenith distance