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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Whole mirror or Traditional? you make the call!
From: Jean-Philippe Planas
Date: 2006 Mar 31, 23:45 -0800
JPP
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From: Jean-Philippe Planas
Date: 2006 Mar 31, 23:45 -0800
It is usually easy to swap mirrors (a couple of screws) but you have to go through the process of adjusting the sextant, and identifying again the index error.
JPP
Guy Schwartz <guyschwartz@SBCGLOBAL.NET> wrote:
Guy Schwartz <guyschwartz@SBCGLOBAL.NET> wrote:
Defend your position, and is it easy to swap mirrors?
Thank you,
Guy
----- Original Message -----
From: "Bill"
To:
Sent: Friday, March 31, 2006 9:39 PM
Subject: Re: Value and Beauty are in the eye of the beholder
> Guy wrote, regarding Astra IIIB
>> we will get to the whole mirror VS. the traditional mirror next.
>
> Please reconsider the whole-horizon mirror, although you could swap out
> later From my experience, strongly consider new from Celestaire or other
> vendors of their Astra. You won't find better (or more informed) folks to
> do business with before, during, and after the sale than Celestaire IMHO.
> I
> am not a shill, but a satisfied customer in an age of "limited
> warrantees."
>
> As some have pointed out, a whole horizon mirror makes easy observations
> easier, and difficult observations much harder. If you get the "list"
> bug,
> as I did (especially if landlocked most of the time), you will soon find
> yourself trying star-to-star and lunars, and regret the whole-horizon
> choice.
>
> If I recall correctly, Ken of Celestaire stated that 90% of working
> observations are of the sun. He does know his stuff. With that in mind,
> from my vantage point his opinions about mirrors are balanced.
>
> http://celestaire.com/page8.html
>
> David Burch of Star Path also sells Celestaire's Astra. His opinions,
> IMHO,
> are unfavorable to the whole horizon mirror for valid reasons. Please
> check
> out their opinions for yourself and draw your own conclusions.
>
> http://www.starpath.com/catalog/courses/cel_faqs.htm#full-view
>
> As a beginner, it was a tough choice for me. In my case I am glad I made
> the choice of traditional split mirror (especially trying to go toe-to-toe
> with the mighty Alex and his Sno-T in the dark;-)
>
> For what it is worth,
>
> Bill
>
>
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>
JPP
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