[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]
Re: Sun shadow for True North
- Subject: [amsat-bb] Re: Sun shadow for True North
- From: Tony Langdon <vk3jed@xxxxxxxxx>
- Date: Sat, 29 Dec 2007 11:39:02 +1100
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
_______________________________________________
Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author.
Not an AMSAT-NA member? Join now to support the amateur satellite program!
Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
AMSAT Home