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  #1  
Old 14-10-2010, 04:09 AM
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Grahame (Grahame)
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Ic434, gso rc10, qhy9

Quick one here, imaged from dark sky site in WA (dryandra)

60 mins Luminance
20mins RGB data Bin 2x2

stacked in CCDstack
taken using GSO RC10 and a qhy9 (at -25 deg c)
conditions on the night were 7/10
much more time needed on this but thought I would share never the less.

Grahame.
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  #2  
Old 14-10-2010, 05:07 AM
Alchemy (Clive)
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The stars are nice and round, so good tracking, like the tight diffraction spikes, pity about the wash from altinak.
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Old 14-10-2010, 07:37 AM
Hagar (Doug)
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Nice image Grahame, I have to agree that in this case more is better and have bto also agree with Clive about Alnitak but at least there is no major reflections from this big star. A bit of tweaking with contrast and maybe some gradient removal will make a huge improvement. Keep working on this one as it shows some real promise.
Can I ask what Field Flattener you are using?
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  #4  
Old 14-10-2010, 08:57 AM
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That shows a lot of promise. These RCs are doing a good job.

Reflections like off of Alnitak are common on even expensive scopes. I imagine the solution would be improved baffling or flocking the inner tube.

Greg.
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  #5  
Old 14-10-2010, 09:13 AM
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Octane (Humayun)
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Grahame,

Wow, your stars are just perfect.

What mount are you using?

H
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  #6  
Old 14-10-2010, 10:08 AM
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Omaroo (Chris Malikoff)
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Quote:
Originally Posted by Octane View Post
Grahame,

Wow, your stars are just perfect.

What mount are you using?

H
A "modded G-11 with Gemini" I believe...

Nice effort Grahame.
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  #7  
Old 14-10-2010, 10:14 AM
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telemarker (Keith)
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Sweet. Maybe some Ha to bring out the emission neb curtain (and possibly reduce Alnitak's input), but I like the up close and personal with the Horsey bit.
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  #8  
Old 14-10-2010, 10:23 AM
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multiweb (Marc)
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That's a superb shot Grahame. Well done.
Is that the new scope?
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  #9  
Old 14-10-2010, 11:04 AM
TrevorW
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Top shot Grahame
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  #10  
Old 14-10-2010, 12:23 PM
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strongmanmike (Michael)
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Looks pretty good Grahame.

If you are able to add a little more exposure t'would be even gooder.

Very similar FOV to a version by Paul Haese , you could use it as a reference.

Nice job

Mike
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  #11  
Old 14-10-2010, 02:43 PM
Alchemy (Clive)
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Quote:
Originally Posted by strongmanmike View Post
Looks pretty good Grahame.

If you are able to add a little more exposure t'would be even gooder.

Very similar FOV to a version by Paul Haese , you could use it as a reference.

Nice job

Mike
Very very similar framing, I'd certainly get some more data, bit of clever processing and you will have a lovely image.
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  #12  
Old 14-10-2010, 06:07 PM
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A splendid result so far so this one will develop nicely.

John.
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  #13  
Old 17-10-2010, 08:27 PM
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Grahame (Grahame)
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Thanks guys, I have retired this scope to be sold. Eagerly awaiting some new gear now to start over

Quote:
Is that the new scope? - Mark

nope thats coming in December if im lucky!

Quote:
Wow, your stars are just perfect.
What mount are you using?
H
Using a Losmandy G-11 with gemini and ovision mod, you are correct omaroo

Quote:
Can I ask what Field Flattener you are using? - Hagar
No field flattener in use on for thee shots.

Grahame.
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