[amsat-bb] Re: Azimuth question

Alan P. Biddle APBIDDLE at UNITED.NET
Sat Jan 9 16:22:05 PST 2010


Randy,

I got interested by this, and looked up my QTH.  When I moved here 25 years
ago, the deviation was less than 30 minutes.  It is now up to about 3
degrees.  Good thing I have my references sighted in.  

73s,

Alan
WA4SCA
 

-----Original Message-----
From: amsat-bb-bounces at amsat.org [mailto:amsat-bb-bounces at amsat.org] On
Behalf Of Randy
Sent: 09 January, 2010 18:10
To: 'Pete Rowe'; amsat-bb at amsat.org; 'Ken Ernandes'
Subject: [amsat-bb] Re: Azimuth question

Thanks everyone for the help .. 
I'm all sighted in on the North Star .. 
Actually, I went to wikipedia and read up on magnetic declination.
It says that if you are east of the 0 degree line ( which I am in New York )
Then true north is east of magnetic north by that number of degrees as
Shown on the declination map .. I'll listen to VO-52 and see how that goes.

Randy - N2CUA 

-----Original Message-----
From: Pete Rowe [mailto:ptrowe at yahoo.com] 
Sent: Saturday, January 09, 2010 1:03 PM
To: RSwart1 at twcny.rr.com; amsat-bb at amsat.org; Ken Ernandes
Subject: Re: [amsat-bb] Re: Azimuth question

I sight on the North Star for all of my antenna projects. Easy to do and
gets you right on (in the northern hemisphere, of course)

Pete
WA6WOA

--- On Sat, 1/9/10, Ken Ernandes <n2wwd at mindspring.com> wrote:



	From: Ken Ernandes <n2wwd at mindspring.com>
	Subject: [amsat-bb] Re: Azimuth question
	To: RSwart1 at twcny.rr.com, amsat-bb at amsat.org
	Date: Saturday, January 9, 2010, 7:02 AM
	
	
	Azimuth is referenced to True North.
	
	Some software might allow magnetic, but that would likely be an
optional
	alternative to true north.
	
	73, Ken N2WWD
	
	
	
	
	-----Original Message-----
	From: amsat-bb-bounces at amsat.org [mailto:amsat-bb-bounces at amsat.org]
On
	Behalf Of Randy
	Sent: Saturday, January 09, 2010 9:26 AM
	To: amsat-bb at amsat.org
	Subject: [amsat-bb] Azimuth question
	
	Is azimuth base on true or magnetic north When lining up the antenna
system
	for satellites?
	When I looked it up, says true north.
	Is that true for ALL satrellite tracking software?
	
	One website says 12 degrees 58 seconds West is the magnetic
declination.
	So does that mean turn my antenna west by that amount from Magnetic
north?
	
	Randy - N2CUA
	
	
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