Quote:
Originally Posted by [1ponders]
I can do (and have done) 5 to 10 min subs when I've polar aligned this accurate and using this setup (480mm FL) and Canon 300D. But only unguided in DEC, not RA. I always guide in RA as the PE is too poor on my mount for this FL atm. I need to do a tune up on it.
I was doing a fair bit of Seagulling and checking out everyone else so these were autoguided. During the week I left the mount unattended for anything up to an hour and a half at a time so I didn't want to have to go back and check the alignment of the image all the time, so I autoguided.
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I can vouch for that - bumped in to him on the observing field with Ron et al
