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Re: Sun shadow for True North
- Subject: [amsat-bb] Re: Sun shadow for True North
- From: Franklin Antonio <antonio@xxxxxxxxxxxx>
- Date: Fri, 28 Dec 2007 18:23:49 -0800
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.
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