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Old 11-11-2013, 03:07 AM
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glenc (Glen)
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Five Favourite Globular Clusters

What are your Five Favourite Globular Clusters

Here are 117 GC images to help you decide.
https://picasaweb.google.com/1100488...OTv9cm0msHbSQ#
Fields are all 28' except NGC5139.
There are 114 NGC GC including 7 in the LMC.
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Old 11-11-2013, 10:42 AM
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Robh (Rob)
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Hi Glen,

First two are easy:
omega Centauri
47 Tuc

After that, maybe ...
M5 in Serpens
M13 in Hercules
M15 in Pegasus

Regards, Rob
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Old 11-11-2013, 02:11 PM
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mental4astro (Alexander)
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These are my five. The first four are celestial jewels, all four being naked eye objects. All are very distinct in their appearance, having their own signature quirks and stellar chains:

Omega Centauri
47 Tuc
NGC 6752 in Pavo
NGC 2808 in Carina

The fifth is the complete opposite to the others. It is small, faint, very distant and a bugger to make out from the massive star field that is M7 that it happens to be in the same line of sight with. I love chasing this one down as I also use it as a gauge on current seeing conditions. It resists resolution to all but larger apertures visually, and then it demands good conditions to make out just a handful of stars. This tiny GC is one of my all time favourite objects, mainly due to where it sits and the half dozen other objects that are also in the same line of sight at M7:

NGC 6453

I'm managed to sketch the first three noted. I'm hoping to sketch the other two next year.
Attached Thumbnails
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Click for full-size image (47 Tuc mod (2).jpg)
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Click for full-size image (NGC 6752.jpg)
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Old 11-11-2013, 02:16 PM
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glenc (Glen)
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Thanks Rob and Alex.
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Old 11-11-2013, 02:53 PM
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Quote:
Originally Posted by glenc View Post
What are your Five Favourite Globular Clusters

Here are 117 GC images to help you decide.
https://picasaweb.google.com/1100488...OTv9cm0msHbSQ#
Fields are all 28' except NGC5139.
There are 114 NGC GC including 7 in the LMC.
I can't access that site
Cheers
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Old 11-11-2013, 02:57 PM
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Originally Posted by astroron View Post
I can't access that site
Cheers
Hi Ron-I cannot access the site using Internet Explorer, but I can on Google Chrome
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Old 11-11-2013, 02:59 PM
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astroron (Ron)
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Hi Ron-I cannot access the site using Internet Explorer, but I can on Google Chrome
Thanks Laurie,
I use firefox.
Cheers
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Old 11-11-2013, 03:01 PM
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glenc (Glen)
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Ron this works with Firefox.
https://picasaweb.google.com/1100488...OTv9cm0msHbSQ#
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Old 11-11-2013, 03:09 PM
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astroron (Ron)
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Thanks Glen,but not according to this
500 INTERNAL_SERVER_ERROR

Cheers
PS I don't know what it means mind you?
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Old 11-11-2013, 04:03 PM
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What are your 5 best GCs Ron?
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Old 11-11-2013, 06:12 PM
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Cant go past the usual suspects Glen.

NGC 5139 (Omega Centauri)
NGC 104 (47 Tuc)
NGC 6656 (M22)
NGC 6752
NGC 2808.
Cheers
It seems I have to install Picasa on my machine to view that file .

Last edited by astroron; 11-11-2013 at 06:38 PM.
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Old 11-11-2013, 11:03 PM
bigjoe (JOSEPH)
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Glen hi!
My favorites apart from the usual two suspects, Omega Centauris and TUC 47 ARE : NGC 6752, M22, M5, M15, M55, in no particular order.

Cheers bigjoe.
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Old 12-11-2013, 06:26 AM
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glenc (Glen)
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Count to date

So far we have omega Cen and 47 Tuc - 4 votes each
N6752 - 3 votes
M5, M15, M22 and N2808 - 2 votes each
M13, N6543 and M55 - 1 each

Please add your five favourites to the OC, nebula and PN threads, if you have not done so.
Thanks Glen
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Old 12-11-2013, 06:29 AM
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Begs the question - what are your favorites Glen?

Judith
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Old 12-11-2013, 06:35 AM
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I don't want to bias things, but I will include mine when I do a summary of OC, GC, nebula, PN and galaxies.
Can't do that till Judith adds her favourites!
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Old 12-11-2013, 06:39 AM
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Omega Centauri
47 Tuc
M55
NGC 2808
NGC 6717
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Old 12-11-2013, 07:03 AM
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Can't go past Omega Centauri and 47 Tuc. The best in the sky!
Judith
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Old 12-11-2013, 09:36 AM
ausastronomer (John Bambury)
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Quote:
Originally Posted by astroron View Post
Cant go past the usual suspects Glen.

NGC 5139 (Omega Centauri)
NGC 104 (47 Tuc)
NGC 6656 (M22)
NGC 6752
NGC 2808.
Cheers
It seems I have to install Picasa on my machine to view that file .
I would probably agree with the exact 5 Ron has selected.

One that I really like which has not been mentioned by anyone is NGC 6397 in Ara. I could easily include it in my top five. If I was to do so I would probably drop out NGC 2808. They are very different, but both excellent globulars. On top of that, NGC 6397 has quite a bit of scientific significance. It is the 2nd closest globular to us (M4 being the closest), it has also undergone a core collapse and contains some of the hottest and most luminous stars of any globular cluster. Because of this and its close proximity, NGC 6397 contains the individual brightest stars of any globular cluster.

Cheers,
John B
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Old 12-11-2013, 09:53 AM
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Quote:
Originally Posted by ausastronomer View Post
I would probably agree with the exact 5 Ron has selected.

One that I really like which has not been mentioned by anyone is NGC 6397 in Ara. I could easily include it in my top five. If I was to do so I would probably drop out NGC 2808. They are very different, but both excellent globulars. On top of that, NGC 6397 has quite a bit of scientific significance. It is the 2nd closest globular to us (M4 being the closest), it has also undergone a core collapse and contains some of the hottest and most luminous stars of any globular cluster. Because of this and its close proximity, NGC 6397 contains the individual brightest stars of any globular cluster.

Cheers,
John B
John, I did have thoughts of NGC 6397 as it is as you say a beautiful cluster, but NGC 2808 won out as it was the first GC that I saw in my 60mm refactor way back in 1986,and I thought I had spotted a comet,
I was so excited,till I found out what it was.
Still a must observation when it is in my observing range.
Cheers
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Old 12-11-2013, 10:46 AM
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mithrandir (Andrew)
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Quote:
Originally Posted by astroron View Post
Thanks Glen,but not according to this
500 INTERNAL_SERVER_ERROR

Cheers
PS I don't know what it means mind you?
Ron, it's defined in rfc2616 and in particular http://tools.ietf.org/html/rfc2616#section-10.5.1 but that doesn't say much more than the server knows something is broken.

Glen's link below works in Safari and in Chrome.

Quote:
Originally Posted by glenc View Post
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