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multiweb
22-08-2015, 07:57 PM
Much happier with this one. Personal best.

Big one here (http://www.astropic.net/astro/M31_FSQ_fff.jpg)[4.2MB - 3002x1980]
and HD version here (http://www.astropic.net/astro/M31_FSQ_HD.jpg): [2.3MB - 1920x1266]

After I discarded about 25% of the subs due to fog I had about 35x5min left. I reckon I need to review the subs I used in my M33 stack. Might be the issue with the lack of colors.

Enjoy the view. :thumbsup:

strongmanmike
22-08-2015, 07:59 PM
Very nice Marc, very nice, well done :thumbsup:

I so wanna do an Astrofest :sadeyes:

Mike

Kunama
22-08-2015, 08:40 PM
Beautiful image Marc !

RobC
22-08-2015, 09:26 PM
Well done Marc, great image. What time in the morning did you capture this one ?

Cheers

Rob

gregbradley
22-08-2015, 09:52 PM
That's a great southern hemi M31 image Marc.

Very nice.

Greg.

Andy01
22-08-2015, 10:25 PM
Awesome, much better than the one that came with my macbook screensaver!
Well done sir :)

raymo
22-08-2015, 10:36 PM
To coin an oft used phrase, that's a ripper.
raymo

h0ughy
22-08-2015, 10:37 PM
love your work Marc

Somnium
22-08-2015, 10:56 PM
really nicely done! looks like a poster, amazing field of view as well, i don't have anything that would capture this

Camelopardalis
22-08-2015, 11:23 PM
Well done Marc, that's a beauty :thumbsup:

batema
23-08-2015, 02:23 AM
Beautiful image.

peter_4059
23-08-2015, 07:51 AM
That's a beauty Marc. Love the colours and the detail in the dust lanes. Is it drizzle processed?

multiweb
23-08-2015, 08:10 AM
Thanks Mike. :thumbsup: Yeah definitely worth the trip.

Thanks Matt :thumbsup:

Thanks Rob. :thumbsup: I think it came up above the trees around 1:00am. I shot it Sunday, Monday & Tuesday.

Thanks Greg. :thumbsup:

Thanks Andy :thumbsup:. Your McBook one probably has better colours and contrast but I'm happy with the details.

Thanks a lot Raymo. :thumbsup:

Thanks David :thumbsup:

Thanks a lot mate. :thumbsup:

Thanks Aidan. :thumbsup: Yeah, it just fits in the FSQ field. Perfect scope to image it.

Thanks Mark :thumbsup:


Thanks mate. :thumbsup: No it was my normal processing flow in CCD Stack. Still working out some quirks with Bayer drizzle. I probably pushed the saturation too much to get the blues. That's hard to get them at that low altitude or you need a lot more integration time. I reckon the problem I've been having in PI were related to a batch of bad subs taken in the fog. It seems to really chuck a fit when there are dodgy subs in the pre processing script. Now I know I'll give it another go.

Placidus
23-08-2015, 08:22 AM
Absolutely stunning and a delight to explore. Magnificent.

multiweb
23-08-2015, 08:28 AM
Thanks a lot Mike. :thumbsup: Glad you liked it. I think I'll do a final version to deal with the blue cast in the background and restore some of those star profiles as I was a bit heavy handed with saturation.

Slawomir
23-08-2015, 08:41 AM
Very nice, well done Marc :thumbsup:

multiweb
23-08-2015, 08:43 AM
Thanks Slawomir. :thumbsup:

Paul Haese
23-08-2015, 08:52 AM
Round star with great star colour. Fine detail processing is excellent. I think you could tease out some more of the Ha regions though. And; maybe the back ground is a little blue. The detail and smoothness of the image is very nice in my opinion. :thumbsup:

RB
23-08-2015, 09:38 AM
Marc how beautiful is that!
One of the best M31 I've seen from the Southern Hem.

I know how hard it is to image this from down here and you've done a great job.
One of my favourite objects and I'd love to image this again.
You've inspired me now, thank you.

RB

Octane
23-08-2015, 09:59 AM
Beautiful, Marc.

You've inspired me to reprocess mine from a few years ago.

H

multiweb
23-08-2015, 01:24 PM
Thanks Paul. :thumbsup: Yeah the blue cast is evident in the background because there is more noise in the blue channel due to lower elevation and I also pushed it harder for the color balance. I should do star mask to isolate the galaxy and stars and neutralize the colors in the field.

Thanks Andrew. :thumbsup: It was on my to-do list and the main reason I did the trip up there originally. It was funny to see all the scopes on the field pointing an imaging south. I was one of the few imaging above the trees on the northern horizon :lol:


Thanks H. :thumbsup: Good stuff. Looking forward to your version.

Rod771
23-08-2015, 07:45 PM
Yeah, really good Marc! Better than some NH versions I've seen. It would be a tough job from home though. Time well spent at Astrofest! :thumbsup:

multiweb
23-08-2015, 09:55 PM
Thanks Rod. :thumbsup: It was now or never to catch that one. :)

Retrograde
24-08-2015, 08:15 AM
Spectacular!

multiweb
24-08-2015, 09:03 AM
Thanks Pete. :thumbsup:

Cloudyagain
24-08-2015, 01:04 PM
Very nice Mark.

multiweb
24-08-2015, 02:38 PM
Thanks Neale, glad you liked it. :thumbsup:

Rex
24-08-2015, 04:20 PM
Top notch Marc, stunning detail and very smooth.

multiweb
25-08-2015, 08:38 AM
Thanks a lot Rex. :thumbsup: Not one I often see from Sydney. Neighbours' clothesline is in the way ;)

rustigsmed
25-08-2015, 09:15 AM
awesome stuff Marc. it just scrapes in the fov.

On my list of things to image too, not going to happen anytime soon down in Melbourne!

graham.hobart
25-08-2015, 01:28 PM
Awesome Marc!
I wish I could see that from my obs in Tassie.
Thanks for sharing
Graham

AstroJason
25-08-2015, 04:50 PM
That looks great Marc, love the details and colour!

RobF
25-08-2015, 07:36 PM
Great work Marc. You've got fantastic detail popping out there.
Agree with your concerns about fog. Its insidious at those low altitudes and easy to miss unless there is a whiteout.

I think sometimes the first hint on these low objects is sizeable gradients in what was otherwise a pretty dark sky. The reds are starting to peek through. What an amazing galaxy :)

jjjnettie
25-08-2015, 11:25 PM
:) Definitely worth the trip up north to catch this one. :)

multiweb
26-08-2015, 08:25 AM
Thanks Russel. :thumbsup: Yes the FSQ/QHY8 combo is just right for it. 2.6x1.7 degrees.

Thanks Graham. :thumbsup: One more reason to go to Astrofest next year. :)

Thanks a lot Jason. :thumbsup:


Thanks Rob. :thumbsup: You're right about the fog. I had some gradients to deal with. Still better than here.

multiweb
26-08-2015, 08:26 AM
Thanks JJJ. :thumbsup: The music wasn't half bad either. :)

RickS
30-08-2015, 06:58 PM
An excellent M31, Marc! All these wonderful AF images are making me jelly :lol:

astronobob
27-12-2015, 10:20 PM
Grouse looking Andromedea Marc, A good example of 'respecting the light' as in the central core zone :2thumbs:
The details in the lower satellite galaxy is cool aswell :thumbsup:
BTW, was this done with your C11 & Hyperstar :question:

Stevec35
27-12-2015, 11:46 PM
An extremely respectable M31 Marc. Well done!

Steve

multiweb
28-12-2015, 12:07 PM
:lol: necro bumping. Thanks guys but that's an old shot.
FSQ106N Bob. I wish the hyperstar had a field that flat. :)

stevous67
31-12-2015, 06:26 AM
Excellent image Marc, really excellent.

Steve