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Re: Sun shadow for True North



At 11:14 AM 12/29/2007, Dave Guimont wrote:


>>>A vertical rod about 4' long (plumb it, or use a level) will have the
>>>shortest shadow at noon.
>
>I should have said "near noon".....

You still need to know "when near noon" to within 5 minutes to get 
the required accuracy. :)

73 de VK3JED
http://vkradio.com

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