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 96
rds,) and lay it off from th«Equator towards the South point of the Horizon on the Meridian line, and draw the Parallel of Declinationparallel to the Equator. Then where it crosses the Meridian line is the Stars place, and its Altitude aborethe Horizon is 33* 54 South, measured on the line of… … TO CONSTRUCT THE FIGURE. Hanng drairn this Figure as in Figure 5, elevate the Polar Axis equal to the Latitude of 30* South, andiimyr the Equator at Right Angles to it. From the Equator, lay off the Stars Declination, 52* 27, on thmMeridian towards the South, which will be the place of the Star,…
Navigation · Nautical astronomy
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