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Common terms and phrases
added altitude angle Answer apparent apparent altitude arch bearing called Cape centre chronometer circle Co-sec Co-sine column compass contained Corr correction corresponding course Diff difference of latitude difference of longitude directed Dist distance Ditto divided divisions draw East equal Equation error EXAMPLE extent will reach feet figures give given greater Greenwich half height hence horizon Latitude and Departure length less logarithm lower limb mean measure meridian method miles minutes moon moon's natural nearly noon North object observed opposite parallax parallel passing perpendicular planet points proportional radius reduce remainder represent right ascension Rule sails scale Secant seconds ship side sine South star Star's subtracted Sun's Sun's declination suppose Suvers Table taken Tang tangent variation Versed West wind