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  #1  
Old 29-07-2025, 03:38 PM
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Peter Ward
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Eagle sans stars

Haven't done any deep sky in ages....but seeing it is eagle season, seemed
like a bright and cheerful subject to get back on the bike with.

Link here

Alluna RC16. SBIG STX16803 AstroDon SII Ha OIII.
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  #2  
Old 29-07-2025, 03:55 PM
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AstroJason (Jason)
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Wow that's beautiful Peter. Great level of detail and I love the colours.
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Old 29-07-2025, 06:15 PM
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rmuhlack (Richard)
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maybe only just back on the bike, but still setting the pace. Nice work Peter
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  #4  
Old 29-07-2025, 06:49 PM
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Quote:
Originally Posted by rmuhlack View Post
maybe only just back on the bike, but still setting the pace. Nice work Peter
Quote:
Originally Posted by AstroJason View Post
Wow that's beautiful Peter. Great level of detail and I love the colours.
Ta Gents.

The high calibre data from the Alluna certainly helps (given the $A to Euro it was a shrewd purchase at the time...don't think I could afford it now)

I'll also fess up... fixing the magenta star halos was easily fixed... by removing the stars!

Last edited by Peter Ward; 29-07-2025 at 07:02 PM.
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Old 29-07-2025, 07:45 PM
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Wow - that is so sharp and clear Peter,

your data is at another level.

cheers
Allan
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  #6  
Old 29-07-2025, 11:32 PM
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Ryderscope (Rodney)
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Nice. Very sharp. A great candidate for the starless version as well
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  #7  
Old 30-07-2025, 11:48 AM
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Peter Ward
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Quote:
Originally Posted by Ryderscope View Post
Nice. Very sharp. A great candidate for the starless version as well
Quote:
Originally Posted by alpal View Post
Wow - that is so sharp and clear Peter,

your data is at another level.

cheers
Allan
Ta.

I've recently upgraded to a GTX5070 graphics card and 5K colour graded monitor. Coupled to RCAstro's Pixinsight AI suite, this has drastically reduced the time it takes me to play with various settings to get into a "Goldilocks" zone without taking an eternity to get just the right look.

Mapping SHO images is dealers choice, but I prefer blues, yellows greens over the pepperoni pizza palette that seems to be in vogue of late.

As I write, a massive wet weather system has moved in, hence the chance of grabbing RGB star data around a new moon looks to have been missed.

Ah...the joys of AP
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  #8  
Old 30-07-2025, 03:15 PM
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Retrograde (Pete)
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Amazing detail and a nice colour palette too!

Do you normally use adaptive optics when imaging with the Alluna, Peter?

Last edited by Retrograde; 30-07-2025 at 03:18 PM. Reason: Clarity
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  #9  
Old 30-07-2025, 04:03 PM
Startrek (Martin)
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Superb SHO image of the Eagle , nothing more to add
Most of July has been unusually clear with relatively stable skies and you’ve certainly taken that opportunity
Well done !!
Martin
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  #10  
Old 30-07-2025, 05:07 PM
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Spectacular!
There’s life left in the 16803
chip.
Greg
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  #11  
Old 30-07-2025, 05:34 PM
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Peter Ward
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Quote:
Originally Posted by Retrograde View Post
Amazing detail and a nice colour palette too!

Do you normally use adaptive optics when imaging with the Alluna, Peter?
Actually, no.

It's a brilliant tool when you have "slow" seeing. I dare say the RC16 plus AO
produces sharper data than many CDK20 efforts I have seen on the web.

No so good when the air starts to boil, (more often than not at its native 3200mm FL)....but thankfully July was indeed pretty stable.
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  #12  
Old 30-07-2025, 05:38 PM
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Peter Ward
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Quote:
Originally Posted by gregbradley View Post
Spectacular!
There’s life left in the 16803
chip.
Greg
Absolutely! I mage calibration is a joy with a CCD.

I still find CMOS to be difficult to totally nail down in that regard.
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  #13  
Old 30-07-2025, 07:29 PM
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CoolhandJo (Paul)
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thats incredible
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