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Old 18-06-2005, 10:35 PM
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Kappa Crucis Widefield from Kulnura

Managed only one 10 minute exposure before the clouds came in. This is through the ED80 on CG5, autoguided, 300D (unmodded) iso 1600, dark frame subtracted in photoshop.

Notice planetary nebula PLN 303 +1.1 to the left of the Jewel Box. Louie and Anthony helped us try to identify this obscure object but we couldn't find it in any of our star maps on the night.

Notice also the blue nebulosity on the bottom right hand side of the image. Dont know what this is... Does anyone?

Narayan
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  #2  
Old 18-06-2005, 10:40 PM
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No idea Narayan, but another fine shot to add to your collection.
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Old 18-06-2005, 10:43 PM
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Narayan great to see that shot of yours posted,still couldnt find any info on that neb It's
starting to drive me nuts! that blue is probably reflection neb.

Louie
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  #4  
Old 19-06-2005, 01:51 PM
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It is a marvel that you got any images that night Narayan. Well done to you and your son. I assume that is the Coal Sack to the left of the image??
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Old 19-06-2005, 02:04 PM
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Yes Rrod, that's correct, it is the Coal sack..

total set up time -including driving to Kulnura-probably 5 hours...

useful imaging time 10 minutes...glad we at least got that one image!

narayan
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Old 19-06-2005, 02:28 PM
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Now that's dedication.
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Old 19-06-2005, 05:54 PM
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Maybe the blue nebulosity is light from Mimosa (Beta Crucis)?
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Old 19-06-2005, 08:12 PM
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Hmm, could not find any nebulosity using the following programs:
• Starry Night Pro 4.5.2
• The Sky Pro V6
• SkyTools
• Desktop Universe.

Great image though, of a most beautiful part of our fabulous Southern skies.

Cheers

Dennis
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Old 19-06-2005, 10:03 PM
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don't see much except lots of stars Narayan
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Old 22-06-2005, 10:41 PM
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I emailed Doug Sydner who maintains a great website for Planetary nebs asking about the object in the image above and this is what he replied:

Quote

Hi Narayan,

From your image and other information, I believe that planetary is
PK305+1.1
(other designations are PNG 305.1+01.4, He2-90 and ESO 132-1). It is in
Centaurus, east and south of the "Jewel Box' cluster. It is about 10
arc-seconds in size and has a photographic magnitude of 13.7. The
coordinates are 13h 09.6m, -61d 20m. It is listed in the
blackskies.com
database under He2-90 (Henize). I hope this helps!

Unquote

I had -as it turns out incorrectly -identified the object as PN 303+1.1

just to set the record straight and in case anyone else wants to hunt this object down!

Narayan
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Old 22-06-2005, 11:49 PM
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Great some info on that neb! Narayan maybe that blue in your image is amp glow from your camera.

Louie
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Old 25-07-2005, 04:03 PM
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The little red nebula caught my attention. It is not on any star charts I know of amazingly. Here is a DSS image of it
http://archive.stsci.edu/cgi-bin/dss...e&fov=NONE&v3=
Its next on my list to get.
The blue glow in the pic is real, I believe its faint reflection nebulosity (Its a nice deep image by the way)
Scott
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  #13  
Old 25-07-2005, 05:00 PM
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Oh my ! thats interesting ,now lets see what you can do with It Scott!

Louie
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  #14  
Old 25-07-2005, 11:21 PM
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Hi all.
Done it, here it is http://www.users.on.net/~josiah/baader/unknownsmall.jpg
Its at
12 deg 50 m21s -61 deg 34.54
the shot is 1350 and 1800 sec shot, ISO 400 cropped full res from larger
image.
Id love to tell you its name but I cant as according to all the starmaps it doesnt exist.
Scott
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  #15  
Old 25-07-2005, 11:33 PM
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Nice work again Scott,so you would not no anything about those stars in the middle of It then I would assume ?

Louie
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  #16  
Old 25-07-2005, 11:38 PM
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ballaratdragons (Ken)
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Scott,

It must be known about if it is in the Archives of stsci.edu.

I was about to get very very excited that Narayan had made a new discovery.

But that Blue nebulosity maybe a newbie!

Last edited by ballaratdragons; 25-07-2005 at 11:54 PM.
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  #17  
Old 25-07-2005, 11:44 PM
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The deep south is such an unknown realm even now it seems. I cant find any info on it at this stage.
Scott
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  #18  
Old 25-07-2005, 11:50 PM
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ballaratdragons (Ken)
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Hmmm! A bit strange that there is no info when they are both in a heavily photographed, mapped and catalogued area.
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  #19  
Old 25-07-2005, 11:55 PM
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Ken I guess there has been no measurements as such taking yet. Maybe at this time not a priority for Astronomers.

Louie
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  #20  
Old 26-07-2005, 12:05 AM
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ballaratdragons (Ken)
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If there are uncharted objects in our Southern Skies it's time we started cataloguing them as they are found. Possibly even name them if they are not already catalogued anywhere else. An IceInSpace catalogue possibly: IIS-1, IIS-2 etc. and sub-named after the discoverer: Narayan-A, etc.

If no-one else is doing it, might as well start now. IIS -1 (Narayans Nebula-A) A faint blue nebulous area South of the Jewel Box.

Last edited by ballaratdragons; 26-07-2005 at 12:15 AM.
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