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Old 26-03-2016, 08:19 PM
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codemonkey (Lee)
Lee "Wormsy" Borsboom

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Join Date: Jul 2013
Location: Kilcoy, QLD
Posts: 2,058
Quote:
Originally Posted by Slawomir View Post
It is great to hear Lee that you had a chance to use your telescope and that the new mount and new guide camera are working well. Stars in your image of the Carina look really good and you resolved more stars than I managed with my gear - differences in our images can be easily spotted around the main star for example

As for tweaking, I think once you find optimal settings in PHD2 and proper balance, the mount should work even better.

Unfortunately, it seems that weather won't be good for imaging for at least a week...
Thanks Suavi! Yours looks sharper to my eye, even with the loads of decon I did on mine. I'm wondering whether differences in stars you note is mostly due to bandpass; I shot mine with 7nm vs your 3nm.

And yeah, you can usually tell when I start to get my equipment working, because the clouds roll in until something breaks again ;-)

Quote:
Originally Posted by glend View Post
It looks as if we were all imaging the same object last night. I was out testing my mono Canon and have a Ha test image here:

http://www.astrobin.com/full/243048/0/

Not as much time as you put in Lee, but I was just doing my first narrow band test and working on dithering to allow processing out of some sensor artifacts.
I had some balance problems, and this resulted is some weird guide graphs from Metaguide, but I am pleased with this quick test and that dithering worked so well.
That's awesome Glen! I've got an old Nikon D5100 and my wife has an old D50 laying around that I consider ripping apart every so often. Everyone seems to be modding canons though, so I'm not sure how "monofying" a Nikon would go. I think JTW were doing it for a while so it has to be possible.

Main thing is the cooling though and it looks like you've nailed that.

Quote:
Originally Posted by multiweb View Post
That's a fantastic shot Lee. One of the best. Right up there.
Thanks Marc! I reckon I can do better, but it's not bad for a quickie.

Quote:
Originally Posted by Ryderscope View Post
A good catch Lee, it's nice to see the Carina images rolling out again.
Thanks mate!

Quote:
Originally Posted by Atmos View Post
For a short 40 minutes it is really nice and smooth Lee. Once you get it running nicely (more time under the stars) hopefully you won't have as many rejects
Cheers Colin! Not sure what it was, but the mount seemed to be struggling. Even though the total RMS was around 0.6" I was getting some large excursions, and the two 15min subs I did had eccentricity in the 0.6 - 0.72 mark.

I had craploads of loose cables, and I'm not sure about my polar alignment as I was getting some unusual results in PHD, so it could have been bad alignment, crosstalk, cable drag, who knows.
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