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Old 22-04-2012, 11:49 AM
TrevorW
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A beautiful flower but not as deadly

Triffid Nebula M20, 2hrs data in this one

and many tries trying to get a nice colour detail balance

I think I got it right but I'll leave it up to you guys to let me know
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Old 22-04-2012, 01:26 PM
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and not as bright
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Old 22-04-2012, 09:55 PM
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Rigel003 (Graeme)
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Nice image scale and good detail, Trevor, but probably need to tone down the blues a bit.
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Old 23-04-2012, 10:27 PM
TrevorW
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Thanks Graeme will do
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Old 24-04-2012, 06:39 PM
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I agree with Graeme that the blues need toning down. I take it your looking to get more data anyway, so you could take care of it when you get that.
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Old 24-04-2012, 09:46 PM
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Nice detail and composition Trevor.

Ross.
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Old 24-04-2012, 10:14 PM
TrevorW
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Thanks Paul and Ross, I toned down the blue a bit
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Old 25-04-2012, 09:45 AM
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multiweb (Marc)
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You've got some real good details in that shot but I think you may have pushed the data a little too hard. Do you flat field?
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  #9  
Old 25-04-2012, 09:46 AM
TrevorW
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No flats Marc

Cheers
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Old 25-04-2012, 09:48 AM
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Quote:
Originally Posted by TrevorW View Post
No flats Marc

Cheers
Could be why you have a blue glow in the center. If you're game you could isolate the blue channel and get rid of the gradient. Easily fixed.

Here's the idea. You can do a way better job spending some time on it.
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  #11  
Old 25-04-2012, 10:23 PM
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Cheers Marc will try, do you know what the channel mixer does in PS
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Old 26-04-2012, 10:41 AM
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Cheers Marc will try, do you know what the channel mixer does in PS
The channel mixer is a little tricky to use. You increase or decrease how much of a color can affect a channel R, G or B (i.e more red into the green or less blue into the red etc..). It's a great tool to mix or isolate colors and convert to monochrome. You might have seen this TV commercial of colour tiger running in a grey scale jungle. That's what it's for. But I don't use it in astro processing. Only maybe in some NB shots but I find curves and levels more intuitive for RGB.
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