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 66
ship at the first bearing and P at the second. For any other positions OP,OP, the condition is not fulfilled. 149. Another graphic solution is given by the Mooring and Maneuvering Boardand the various moclificatlons of it that are in use among navigators. 150. The method of obtaining position by… … FIG. 19. 60 PILOTING. EXAMPLE: A vessel on a course 128° takes the first bearing of an object at154°, and the second at 182°, running in the interval 0.8 mile. Required the distanceat which she will pass abeam. Difference between course and first bearing, 26°Difference between course and second…
Navigation · Nautical astronomy
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