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Seamanship & Navigation Forum devoted to seamanship and navigation topics, including paper and electronic charting tools.


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Old 04-12-2013
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Navagation by refraction patterns

caducus comments on Messing about on Google Maps and I found a giant diffraction/interference pattern in the Micronesian Islands, nature is awesome. (X-Post from r/ScienceImages)
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Old 04-13-2013
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Re: Navagation by refraction patterns

Truly amazing!
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Old 05-05-2013
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Re: Navagation by refraction patterns

I've heard about this over the years, and always wanted to know more. Now I can read about it.
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