American practical navigator: an epitome of navigation and nautical astronomy (1914)
Bowditch, Nathaniel, 1773-1838, Logan, George Wood, 1868-1915, United States. Navy Dept. Bureau of Equipment · Washington, Govt. Print. Off · leaf 121
114 TIME AND THE NAUTICAL ALMANAC. … FIRST EXAMPLE OF ARTICLE 293. (SEE FIGURE 42.) Draw the figure as explained above, using longitude given equals 5 hours west,and L. M. T. given, 12 hours ( + ). Then G. M. T. equals 12 + 5 or 17 hours (+) ofApril 25. For this instant of time the mean sun is plotted at Sm. Now the problem is,…
Navigation · Nautical astronomy
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