A new treatise on the practice of navigation at sea : containing all the details necessary to enable the mariner to become a good practical navigator. (1902)
Thoms, William · New York : Printed for the author and sold by John Bliss & Co · leaf 160
og. 9.565U Equation of Time Add 12 45 Mean Time at Ship 5h 11m lit Time by Watch, Sunset 5 3 25 Watch slow of Mean Time 7nJ 498. and fast of Apparent Time 4nr 66a FINDING THK TIMK. 129 FINDING THE APPARENT TIME WHEN THE SUN IS RISING OR SETTING RULE.When the Upper Limb is Observed. Correct the… … Equator, or .„T,me is 6h. 47m. 4&, »hioh subtracted from llhours givi AppTrermme^Sh 12m l£^ EXAMPLE 2June Ist, 1854. (Noon at Sea.) In Latitude 26 O North and Lono-!ti,r1*> rc v„.t u r. j r. ,_ • . Dip of the Horizon 4 8 o^.^n t- a \t .^ » « Corr.,..Sub. 3 40 Ht Correction t IlLf…
Navigation · Nautical astronomy
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