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  #1  
Old 27-04-2022, 05:35 PM
AdamJL
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My First Chook

Another chicken
But I think my first time imaging it. 2nd NB image. Had such drama with this one. It turns out my NB filter set from Antlia contained a blue filter instead of an OIII one. It took me a couple of days to figure it out, and with this weather we're having, that's a lot of lost time!

Anyway, SHO image presented here. Tried layering in RGB stars as I took RGB subs, but I'm not good at that. Something to learn going forward.

268M + Esprit 120. Seeing was terrible, but hey, clear skies!

OIII: 240 seconds x 42
Ha: 240 seconds x 40
SII: 240 seconds x 27 (didn't realise I hadn't hit 40!)
Gain 56, offset 26, High Gain readout mode.

Larger version here, go have a walkaround and tell me what you think!
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Last edited by AdamJL; 27-04-2022 at 06:35 PM.
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  #2  
Old 27-04-2022, 06:13 PM
Startrek (Martin)
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Adam,
My goodness only your second Mono NB image , what a cracker !!!
Love the Bok globules just suspended there amongst interstellar space
Mind boggling detail and resolution too, such a clean image
Well done indeed !!!
Any chance of your integration details ?

Martin
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  #3  
Old 27-04-2022, 06:35 PM
AdamJL
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Hi Martin

Thanks for your kind words! That's lovely encouragement to keep going.
I'm like you; the black globs of this nebula are fantastic. Would love to see a nice close up of this region one day (are you game? )

Sorry about lack of integration details. I've updated the post now to show this
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  #4  
Old 27-04-2022, 07:12 PM
RyanJones
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Beautiful detail Adam. I’m just not sure about the colour. I wonder if it might look more attractive if you move the tint away from so green ? Just a thought.

Cheers

Ryan
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  #5  
Old 27-04-2022, 08:35 PM
AdamJL
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Hi Ryan

Thanks for your comments. You mention something I spent a while considering. When doing the standard LRGB combo, SHO comes through green and that's it's more traditional colour. I actually removed about 80% of the green. When you take too much out, it becomes bi-colour.

That said, I probably will revisit it and do another combination with a different palette, just to see what it's like

Thanks again!
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  #6  
Old 27-04-2022, 09:06 PM
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An excellent chook Adam - some exquisite detail you've brought out.
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  #7  
Old 27-04-2022, 09:26 PM
JA
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Quote:
Originally Posted by AdamJL View Post
Another chicken

Larger version here, go have a walkaround and tell me what you think!
Ya killed it

Best
JA
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  #8  
Old 28-04-2022, 07:14 AM
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That's a terrific NB image. I agree, for only your 2nd NB image you've nailed it.

Greg.
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  #9  
Old 28-04-2022, 08:48 AM
AdamJL
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Originally Posted by Retrograde View Post
An excellent chook Adam - some exquisite detail you've brought out.
Thanks Pete! Considering the seeing over the first night especially, I'm glad the detail has come through.

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Ya killed it

Best
JA
haha, cheers JA. Pleased you think so!

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That's a terrific NB image. I agree, for only your 2nd NB image you've nailed it.

Greg.
Very kind, Greg Hope all the struggles are worth it!
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  #10  
Old 28-04-2022, 10:32 AM
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strongmanmike (Michael)
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Very nice Adam, definitely worth looking at the largest size image there, the Bok/Thackeray Globules look very nicely defined

Mike
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  #11  
Old 28-04-2022, 10:43 AM
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multiweb (Marc)
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Lovely fov Adam. Well done.
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  #12  
Old 28-04-2022, 12:59 PM
AdamJL
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Originally Posted by strongmanmike View Post
Very nice Adam, definitely worth looking at the largest size image there, the Bok/Thackeray Globules look very nicely defined

Mike
Ah thanks Mike! Glad you clicked the link to have a look

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Lovely fov Adam. Well done.
Cheers buddy Thanks for looking!
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  #13  
Old 28-04-2022, 06:09 PM
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Bassnut (Fred)
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This is a great pic !. well done, bodes well for more NB. You have the nack for NB colour mapping early grasshopper .
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  #14  
Old 28-04-2022, 09:25 PM
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Nikolas (Nik)
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Excellent image the colours are wonderful
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  #15  
Old 29-04-2022, 08:11 AM
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kosborn (Kevin)
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Quote:
Originally Posted by AdamJL View Post
Hi Ryan

Thanks for your comments. You mention something I spent a while considering. When doing the standard LRGB combo, SHO comes through green and that's it's more traditional colour. I actually removed about 80% of the green. When you take too much out, it becomes bi-colour.

That said, I probably will revisit it and do another combination with a different palette, just to see what it's like

Thanks again!



That's a great image. Personally, I like the green in it. The trend these days (and certainly on Astrobin) seems to be a bi-colour orange/blue whereas a gradation from blue/teal to gold/red through a hint of green gives a better sense of the three ionised elements that are being imaged. I think most people think of the Hubble Pillars of Creation image as the prime example of the Hubble palette and it certainly wasn't a binary image (see attached). That is just my opinion though (I'm hoping to start a conversation, not a flame war ).


Kevin
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  #16  
Old 29-04-2022, 08:42 AM
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strongmanmike (Michael)
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Ah thanks Mike! Glad you clicked the link to have a look
Always, can't really appreciate the quality and beauty of an astro image at a small image size, and as they say, all images look good on yer phone screen

Mike
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  #17  
Old 29-04-2022, 09:29 AM
AdamJL
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Originally Posted by Bassnut View Post
This is a great pic !. well done, bodes well for more NB. You have the nack for NB colour mapping early grasshopper .
Ha, thanks Fred. I can't claim credit for that, that's just a simple LRGB combination in PI, and then a little SNR.

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Originally Posted by Nikolas View Post
Excellent image the colours are wonderful
Thanks for the comment, Nik!

Quote:
Originally Posted by kosborn View Post
That's a great image. Personally, I like the green in it. The trend these days (and certainly on Astrobin) seems to be a bi-colour orange/blue whereas a gradation from blue/teal to gold/red through a hint of green gives a better sense of the three ionised elements that are being imaged. I think most people think of the Hubble Pillars of Creation image as the prime example of the Hubble palette and it certainly wasn't a binary image (see attached). That is just my opinion though (I'm hoping to start a conversation, not a flame war ).


Kevin
Cheers, Kevin. Yes I do notice that many SHO images turn out bi-colour. They still look great though! I just wanted to try out something not as common with this image. I know many aren't keen on green, but that's okay We all like what we like.

Quote:
Originally Posted by strongmanmike View Post
Always, can't really appreciate the quality and beauty of an astro image at a small image size, and as they say, all images look good on yer phone screen

Mike
Ha, too true. Small images can hide a multitude of sins
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  #18  
Old 29-04-2022, 09:58 AM
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Superb image Adam. So much interesting detail. I’d love to learn your star reduction technique one day.
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  #19  
Old 29-04-2022, 10:57 AM
AdamJL
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Quote:
Originally Posted by Stephane View Post
Superb image Adam. So much interesting detail. I’d love to learn your star reduction technique one day.
Hi Stéphane,

Thanks for the comment!

To be honest, I just use the EZ Star Reduction option in PixInsight. The EZ Suite is a set of scripts developed by "DarkArchon" and for the most part, covers at least 50% of my workflow. It's a fantastic and easy set of scripts to use:

https://www.cloudynights.com/topic/7...cessing-needs/

That said, it helps shooting narrowband as stars (especially Ha) tend to be smaller anyway. OIII usually has the biggest stars in the range.
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  #20  
Old 29-04-2022, 04:13 PM
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Thanks Adam. I did notice the EZ scripts in Pixinsight. Can't say I have yet used any except the live stack which I use mainly for fun during imaging. Thanks for the link.
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