Tag: Astral

GPS – New Satellite SOG Errors?

There has been some discussion recently about the new satellite PRN32 or at least an old satellite that has been recommissioned and brought into the…

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Identifying stars while navigating at night…

Learning to navigate by the stars is like crossing the Rubicon for many sailors so it is encouraging to see useful devices that could help…

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Celestial navigation

I found this Celestial navigation tutorial by Henning Umland very useful…

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Amateur astronomers

  Almost 300 personal web pages of amateur and professional astronomers here

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Astral nav another tutorial

This interactive site allows you to obtain all the astronomical information necessary to plot navigational lines of position from observations of the altitudes of celestial…

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