Two Galaxies

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Two Galaxies

Postby Big V on Tue Apr 21, 2009 12:21 am

Took these two shots last night, M83 is a total of 100 minutes and Centauris A is a total of 40 minutes. Each was done with 10 minute exposures at 800 ISO on a 20 inch telescope with a focal length of 4000mm and using the 1DMK111

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Re: Two Galaxies

Postby biggerry on Tue Apr 21, 2009 1:11 am

yeah i'm jealous! :twisted: nice pictures....looks like the real thing :wink:
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Re: Two Galaxies

Postby Mr Darcy on Tue Apr 21, 2009 9:16 am

That's one serious telephoto "lens" you have, Great shots. Can't help feeling I'd like a bit more saturation in the first one though.
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Re: Two Galaxies

Postby robert on Tue Apr 21, 2009 10:28 am

great shots- some of the best i've seen even those over on "ice in space"

I'm still waiting for a good second hand scope to come up, although 20" is beyond my budget!!

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Re: Two Galaxies

Postby Frankenstein on Tue Apr 21, 2009 10:34 am

Gorgeous images, truly beautiful.
(I'm actually watching rerun of Lost In Space right now - don't ask why)

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Re: Two Galaxies

Postby DebT on Tue Apr 21, 2009 11:20 am

Simply Sensational
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Re: Two Galaxies

Postby Marvin on Tue Apr 21, 2009 12:44 pm

Great shots Virgs! When are you coming to Canada?
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Re: Two Galaxies

Postby radar on Tue Apr 21, 2009 1:09 pm

fantastic shots, love them both.

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Re: Two Galaxies

Postby colin_12 on Tue Apr 21, 2009 4:04 pm

These are great as always Big V.
Nice and clear.
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Re: Two Galaxies

Postby Big V on Tue Apr 21, 2009 11:37 pm

Greg, I cant get any more colour out of this as my camera is not modified for deep sky - I simply cant justify hacking a 6 grand camera body to get a little bit of red H alpha light and then not to be able to use it as it was intended. I enjoy pushing the limits with these cameras and given they were never designed for this type of work I am more than happy with the results. As a side note a friend of mine has had his 40D modified and it cost 1200 dollars for the cooling unit, 200 dollars for the infra red filter removed and replaced with the filter that allows a bit more H alpha light through it. This cost more than the camera body and it cant be used during daylight nor can the cooler be used without mains power! Does it give good results? Well certainly better than an unmodified camera does. Is it worth it, well in the long run they all go and buy a dedicated astronomical camera like the SBIG range and he has just placed an order for one - cost 9 grand for something you can only hang off the back of a telescope but boy oh boy do they give great images.
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Re: Two Galaxies

Postby Raskill on Wed Apr 22, 2009 1:43 pm

What great shots! I really enjoy your astrophotography shots. Thanks for posting! :D
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Re: Two Galaxies

Postby latch on Wed Apr 22, 2009 4:01 pm

Yes, these are lovely shots. I've always wanted to try astrophotography, but it seems that the equipment required is even more expensive than ordinary photography!
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Re: Two Galaxies

Postby surenj on Thu Apr 23, 2009 8:45 pm

Nicely done! personally I like the star trail photos better although I realise these are technically harder to produce.
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Re: Two Galaxies

Postby Big V on Thu Apr 23, 2009 9:01 pm

mmmm now there is a thought - might try and combine the 2 techniques
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Re: Two Galaxies

Postby andy on Fri Apr 24, 2009 2:06 pm

Beautifully inspiring work.
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Re: Two Galaxies

Postby surenj on Fri Apr 24, 2009 3:19 pm

Big V wrote:mmmm now there is a thought - might try and combine the 2 techniques


Maybe you could switch off the rotator thingee that's used to keep the camera in position? :wink:
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