The American practical navigator : being an epitome of navigation and nautical astronomy (1888)
Bowditch, Nathaniel, 1773-1838, United States. Navy Dept. Bureau of Navigation, Cooper, Philip Henry, 1844-1912 · Washington : Govt. Print. Off. · leaf 44
ppipi, pipipip-2, pipi pip?,, &c., w-illbe depicted similar to the corresponding areas of thesphere pppiPu pipipiP-2, P2PjP3P3, &c., and the rep-resentation is a Alercators projection.* Art. 64. A second system may well be insertedhere as a more simple and graphic representation of Mer-… … Fig. 22.Hence, PiCA is the latitude Pi, which represent by /, and let F1CF2, Similarly- QiA = CA tan PjCA = CA tan /Q.2A = CA tan {I + dl) * Reeds Naval Science. 20 INSTRUMENTS EMPLOYED IN NAVIGATION. Hence, Q2Q1, i- e., the projection of the arc P1P2 on the circumscribing cylinder = CA (tan (/ +…
Navigation · Nautical astronomy
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