Quote:
Originally Posted by Astroman
Thanks Marc, yep unguided, I used a program called EQAlign to polar align the mount and I think the field rotation came from me not leveling the mount accurately before hand.. I only got a small amount of drift on a 300sec exposure, which would either be drift or PE. Since I have not fully done a PE correction on the mount yet.
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You should start looking into auto-guiding. It's not rocket science and will make your life a lot easier. 300s with no trailing is pretty cool though. Excellent actually. Never got anything over 2min unguided at 600mm.