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Old 26-07-2014, 03:55 PM
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Norma Cluster - Now with RGB

A week or so ago I posted an image of the Norma Cluster. This was a work in progress comprising only Lum. It is found here: http://www.iceinspace.com.au/forum/s...d.php?t=123679

I've added to the Lum as well as taking some RGB as well. The attached represents just under 3 hours Lum and 1 hour each of RGB. Lum was unbinned and RGB was binned x2. Taken with STX16803 mounted on PW CDK12.5.

I'm sort of happy with this. The RGB has added a bit of interest - as always, I've souped up the colour a bit more than most. But is still not that fascinating a field. I started on this target just to fill in some time before my main target and wouldn't have otherwise selected it to image. But its ok.

Processed in PI - just stretched, adjusted with Histogram Transformation, adjusted saturation and a tweak with ATWT.

A larger res image can be found here:

http://www.pbase.com/equitius/image/156736543/original

The fount of all knowledge - Wikipedia of of course - provides the following by way of introduction: The Norma Cluster (ACO 3627 or Abell 3627) is a rich cluster of galaxies located near the center of the Great Attractor and is about 68 Mpc (222 Mly) distant. Although it is both nearby and bright, it is difficult to observe because it is located in the Zone of Avoidance, a region near the plane of the Milky Way. Consequently, the cluster is severely obscured by interstellar dust at optical wavelengths. Its mass is estimated to be on the order of 10^15 solar masses.

Comments and criticisms welcome

Pete
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Old 26-07-2014, 06:34 PM
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Look at those galaxies behind the cluster. Nicely done.
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Old 26-07-2014, 06:41 PM
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A very interesting field, Pete.
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Old 26-07-2014, 09:46 PM
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pvelez (Pete)
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Quote:
Originally Posted by Paul Haese View Post
Look at those galaxies behind the cluster. Nicely done.
Thanks Paul

I was so impressed with some of the other galaxy clusters - this one doesn't quite have the wow factor but I'm glad I gave it a shot.

Time for something new

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A very interesting field, Pete.
Thanks Rick - I hadn't heard of it till I stumbled on it in CCD Nav. There are plenty of targets out there for sure

Pete
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Old 26-07-2014, 11:41 PM
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Quote:
Originally Posted by pvelez View Post
- this one doesn't quite have the wow factor but I'm glad I gave it a shot.
Yeah! I recon it's great. It's one of those images that if you are open minded in our game, you can scan around and really appreciate what it is you are seeing, a very distant cluster of lots of galaxies seen through a fly screen mass of nearby but still very distant stars...quite incredible really.

I'm glad you gave it a shot too as many of us would not have, being so driven by more traditional eye candy

Mike
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Old 27-07-2014, 12:46 AM
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Very appealing cluster Peter. Just incredible the shear number if stars there, and the resolution is fine.
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