Quote:
Originally Posted by h0ughy
Would 100 1 minute shots work, for those who cant get polar alignment spot on for a 10 minute shot? 
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Hi H0ughy,
the problem with 1 minute shots is that your signal to noise ratio will be poor.
I have always gone for longer individual exposure times because it improves the signal to noise ratio especially with DSLR cameras.
Even without perfect polar alignment you should be able to do 10 minute shots - oh! that's right your relying on an autoguider. I guess it can't do it, have you even thought about replacing the autoguider with your own eyes and guiding the scope "manually" ?
Paul