Global Positioning System Reference
In-Depth Information
FIGURE 3.13. (a) A sextant.
(b) Shooting the sun with a
sextant; note the deployed
filters. (a) Image courtesy of the
National Oceanic and Atmospheric
Administration; (b) U.S. Navy
photo by Photographer's Mate
Third Class M. Jeremie Yoder.
 
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