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Trying to achieve focus with QHY12 CCD @ prime focus
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09-01-2015, 06:48 PM
tlgerdes
(Trevor)
Love the moonless nights!
Join Date: Mar 2009
Location: Sydney
Posts: 2,285
Also, try starting out by focusing on a bright star like Sirius, it is pretty hard to miss. Then go to something a little dimmer and work your way down to your comet. This way you know things are working fine before scrambling around.
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