Keep me up to date in this. I wouldn't miss this for anything. ANYTHING
(happy emphasis).
Allen
----Original Message Follows----
From: AG Schnozz <agschnozz@xxxxxxxxx>
Reply-To: olympus@xxxxxxxxxx
To: olympus@xxxxxxxxxx
Subject: [OM] Re: astropotography
Date: Fri, 2 Mar 2007 18:20:34 -0800 (PST)
Mr Spock wrote:
> Anything beyond these two items requires that the camera be guided,
> typically by mounting it on a telescope which is on a clock driven
> equatorial mount with some means of overriding the clock frequency
> to allow for tracking errors. If exposures are very short (as in a
> few minutes) it may be possible to use a simple device called
> a "barn door mount" which is just two boards hinged together with
> one being rotated with respect to the other by a tangent screw.
I'm in total agreement here. A simple barn-door tracker costs about
five bucks to make and an hour of work. I've been thinking about
making the more advanced version and even throwing an electric motor
drive on it. I want to be prepared for the next major round of
auroras.
AG
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