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Old 28-05-2012, 06:46 PM
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Gem (Grant)
The serenity...

Gem is offline
 
Join Date: Mar 2011
Location: Canberra, Australia
Posts: 926
Quote:
Originally Posted by joecool View Post
More important to you may be to have a bright, wider field of view with a sensitive guide camera so you can always find suitable guide stars with good SNR.
How sensitive do you mean? I use a QHY5. Does that count as sensitive enough?

Thanks all for the replies. I found when I imaged at 400mm and guided at 2350mm my tracking was great. Now I am guiding at 400mm and imaging at 1480mm.. it just isn't as good... many factors I guess.
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