[amsat-bb] True bearings vs. magnetic

Joe nss at mwt.net
Sun Jun 3 14:59:27 UTC 2018


Imagine if you were in Alaska, true north and magnetic north are 20 
degrees off

Joe WB9SBD
Sig
The Original Rolling Ball Clock
Idle Tyme
Idle-Tyme.com
http://www.idle-tyme.com
On 6/2/2018 10:15 PM, Jim Jerzycke wrote:
> Yes, you want "Map North" and not "Magnetic North".
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> The USGS lists magnetic deviation needed to correct your compass readings. In Southern California I had to make a 12.5* correction. Here in Northern Colorado it's only 8.5*.
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> Jim Jerzycke
> kq6ea at verizon.net
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> -----Original Message-----
> From: Rick <scruzan1 at gmail.com>
> To: amsat-bb <amsat-bb at amsat.org>
> Sent: Sun, Jun 3, 2018 3:09 am
> Subject: [amsat-bb] True bearings vs. magnetic
>
> I recently saw a question about this, but missed the answer. Being a newbieto sats also, I was wondering about that too. I assume it’s true bearings,because if it were magnetic, that would entail everyone to calculate thedeclination from there locale. So is it true?Thanks!RickKE6LL_______________________________________________Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum availableto all interested persons worldwide without requiring membership. Opinions expressedare solely those of the author, and do not reflect the official views of AMSAT-NA.Not an AMSAT-NA member? Join now to support the amateur satellite program!Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. Opinions expressed
> are solely those of the author, and do not reflect the official views of AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite program!
> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb



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