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Old 19-08-2009, 05:07 PM
Dennis
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The Grus Duet – luminance only!

Hello,

Well, after seeing Mike’s version I almost decided not to post my meagre results, but here goes, it can only make his amazing cosmic vista look better, if that were needed!

Tak Mewlon 180 F12 at F9.6. Suburban Brisbane skies (mag 4), 6 exposures of 15 mins with SBIG ST7 CCD camera. Aug 15th.

Thanks for looking!

Cheers

Dennis
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Old 19-08-2009, 05:20 PM
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strongmanmike (Michael)
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Oi you got a much longer FL and a smaller chip wad'ya expect a fish eye lens view

The two galaxies show some nice resolution indeed, well done for a quicky (I had 4 hrs worth of Lum)

Watch the Grus galaxies start to pile up on this forum now we got in early

Mike

Last edited by strongmanmike; 19-08-2009 at 05:30 PM.
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Old 19-08-2009, 05:29 PM
beren
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Always a little daunting when one of the resident image guru's posts the same image but great work there Dennis and tracking looks cracking at 15min
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Old 19-08-2009, 05:31 PM
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That's very good Dennis - not an easy task at the FL. Superb details and tracking.
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Old 19-08-2009, 05:40 PM
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Nice image Dennis.

Mike is right, it just went on my to do list! We have some great objects to image here in Oz.

Greg.
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Old 19-08-2009, 05:41 PM
Dennis
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Quote:
Originally Posted by strongmanmike View Post
Oi you got a much longer FL and a smaller chip wad'ya expect a fish eye lens view
The two galaxies show some nice resolution indeed, well done for a quicky (I had 4 hrs worth of Lum)
Watch the Grus galaxies start to pile up on this forum now we got in early
Mike
Hi Mike

Yes – I was shooting at 1728mm fl on a 765x512 chip!

I’m still an apprentice at this DSO stuff; 60 mins is actually loooong for me. It’ll be a while before I join you big guys in the multi-hour data gathering league, as I’ve yet to consolidate my skills on the shorter stuff. Removing gradients, fixing field rotation, LRGB combining, etc are still some way off – mercifully!

Cheers

Dennis
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Old 19-08-2009, 05:42 PM
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kinetic (Steve)
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Inspiring Dennis!

I had a go at that duet 2 nights ago but I wasn't impressed
by the result.
Always in awe of your talents mate...


regards,

Steve
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  #8  
Old 19-08-2009, 05:45 PM
Dennis
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Thanks Stuart, Marc, Greg and Steve, your words of appreciation are comforting to a minnow, swimming in the seas alongside the master of the craft, here on Ice In Space!

Cheers

Dennis
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Old 19-08-2009, 06:32 PM
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renormalised (Carl)
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Smile

Good shot, Dennis. Don't be so hard on yourself. You can only get better and the more often you do it, the better you'll get
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Old 19-08-2009, 08:01 PM
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Well Dennis I think your meagre results are great! You have a fair bit of galaxial detail in that there pic; the stars are nice and tidy so your guiding etc must be pretty spot on.

Thanks for posting, and now watch the number of images o fthis target increase exponentially!!

Kerrie
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Old 19-08-2009, 09:06 PM
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I'm stumped.

What's so bad about this image?

Steven
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  #12  
Old 19-08-2009, 09:24 PM
Dennis
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Quote:
Originally Posted by sjastro View Post
I'm stumped.
What's so bad about this image?
Steven
There are only 2 galaxies, its black & white and postage stamp sized compared to Mike’s huuuge, full colour vista!

Cheers

Dennis
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Old 20-08-2009, 08:22 PM
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RB (Andrew)
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Quote:
Originally Posted by Dennis View Post
There are only 2 galaxies, its black & white and postage stamp sized compared to Mike’s huuuge, full colour vista!

Cheers

Dennis
Well if this was a stamp I'd certainly buy it !
I can just see it now as part of the IYA09 collection.

Very nice image Dennis.

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  #14  
Old 21-08-2009, 07:57 AM
Dennis
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LOL! Thanks Andrew!

Cheers

Dennis
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