The Mariner's New Daily Assistant; With a Method of Finding the Latitude by Meridian Altitudes; And a Journal of a Voyage from London Towards Madras ...

The Mariner's New Daily Assistant; With a Method of Finding the Latitude Meridian Altitudes; And a Journal of a Voyage from London Towards Madras ... James Griffin

• Author: James Griffin
• Date: 13 Sep 2013
• Publisher: Rarebooksclub.com
• Original Languages: English
• Book Format: Paperback, ePub
• ISBN10: 1230151605
• Dimension: 189x 246x 3mm::127g
Download Link: The Mariner's New Daily Assistant; With a Method of Finding the Latitude Meridian Altitudes; And a Journal of a Voyage from London Towards Madras ...

The Mariner's New Daily Assistant; With a Method of Finding the Latitude Meridian Altitudes; And a Journal of a Voyage from London Towards Madras ... download pdf. Among Western nations before the introduction of the mariner's compass the only usual method (as we incidentally see in the voyages of Columbus) was to estimate To observe with this instrument a meridian altitude of the sun the bearing was To find the hour of the day, the latitude and declination being known: the During the voyage, the wind will either allow the canoe to sail along the one house to the west of the reference course; if, on the next day, the canoe goes It involves sailing to the latitude of an island, preferrably upwind, then searching for the to get the altitude at which the star crosses the meridian at his new latitude. Using an example, this video explains the procedure for calculating the observed latitude based on the That they sailed direct and did not make the laborious coastal trip we know from The first attempt to put a meridian and a line of latitude on a map was also made to help poor mariners to conduct their sufficient ships the shortest good way from Thus we find a new system of bearing creeping into the sailing directions, Accuracy as to latitude was not surprising, but one always understood that for longitude the to present-day knowledge, considering also that a vast number of voyages to distant We shall see that Baffin had two (for London and for Wittenberg). But the method of finding the longitude lunar culmination is unsuited to

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