[amsat-bb] Re: Sun shadow for True North

Tony Langdon vk3jed at gmail.com
Fri Dec 28 18:42:54 PST 2007

At 01:23 PM 12/29/2007, Franklin Antonio wrote:
>At 04:39 PM 12/28/2007, Tony Langdon wrote:
>>You still need to know "when near noon" to within 5 minutes to get
>>the required accuracy. :)
>Nope.  You just note a few points where the tip of the shadow was at 
>various times and draw a line.  Don't need any time info at all.

Re-read the message carefully (a couple messages back) to see which 
method I was talking about... ;)

73 de VK3JED

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