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2008-07-03 Astronomy - telescope tracking: HI Bob Ah! This is the ultimate challenge: astrophotography. Most experts use an offset eyepiece at very high magnification and an almost constant fine adjustment to make these photographs. Sadly...
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2008-06-30 Astronomy - Milky Way: Hady, This recent article from the Spitzer space Telescope folks has a lot of information for you. http://www.spitzer.caltech.edu/Media/releases/ssc2008-10/release.shtml This too: http://homepage...
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2008-06-30 Astronomy - Mount: Hi Hady The equatorial platform will come with a tracking motor, so that won't be a problem. The GOTO technology requires that you also install some encoders on your two axes--that will be more difficult...
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2008-06-30 Astronomy - Fully illuminated field: H Hady You have calculate d2 from your telescope plans...how long is your focuser, and how far away from the center of the optical tube will it be? That's your d2. Most focusers will list this distamce...
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2008-06-30 Astronomy - Mount: HI Hady It's hard to put a dobsonian scope on an equatorial mount, because these scopes are designed to withstand stresses in only a few directions...and the equatorial mount would change those. The...
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