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Noon Fix: The simplest possible backup to GPS. The only battery required is in the watch.

by Noon Fix: The simplest possible backup to GPS. The only battery required is in the watch.

$18.11

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Description

A simple yet accurate method for determining position from observations of the Sun near noon is presented. It uses an enhancement of the graphical method presented in Position from Observation of a Single Body published in Navigation. An example is given, and a supply of sight reduction forms and graphs for plotting is included.

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Product Details

  • Mar 26, 2009 Pub Date:
  • 9781438958668 ISBN-13:
  • 1438958668 ISBN-10:
  • English Language