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Old 02-July-2008, 09:14 AM
RickJ RickJ is offline
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Default SN in the Tadpole -- Arp 188

On June 25 it was spotted by the Lick SN survey telescope. http://www.supernovae.net/snimages/
Last night I had horrid transparency but at least it was fairly good seeing. First imaging night in over 2 months. Oddly this was my next Arp target. So was the planned target the next good night. For 2 months of no imaging I get a SN along with an Arp! The SN is the star above and right of the nucleus. It is 7.2" north and 6.2" west of the nucleus of the tadpole. I only have 2 hours of darkness so, even though seeing would support 1x1 binning I didn't use it in order to image it in one night. Good thing as thunderstorms had me without power until a short time ago tonight. Hence the late posting.

This is just a quick and dirty processing of a small part of the image. There's lots of faint fuzzies out of this cropped frame. I'll try to post a link to that later but is getting late tonight to continue work on it.

I get a magnitude of 18.1 while it is stated at 18.3. Since I can't easily separate glow of the galaxy from the star it is more likely I'm wrong than it has brightened. Though I did try to account for the galaxy in my estimate.

The Arp classification of this one is a galaxy with "narrow filaments." Guess that covers a single filament as well.

This galaxy also was the home of a SN last year SN 2007cu, mag 16.3 so keep watching this space!

14" LX200R @ f/10, L=6x10' binned 2x2, RGB=2x10 binned 3x3, STL-11000XM, Paramount ME

Rick
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File Type: jpg UGC10214ARP188L6X10RGB2X10X3CROP.jpg (105.6 KB, 38 views)
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Old 02-July-2008, 02:47 PM
kvwood kvwood is offline
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Well done Rick. Your timing was impeccable. Looks like you would have caught this even without the notice from Lick.

Kent
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Old 02-July-2008, 04:32 PM
JAICOA JAICOA is offline
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Another great catch Rick!, Looks good as is looking forward on your completed image soon. Clear Skies
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Old 07-July-2008, 12:33 AM
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Galactic2000 Galactic2000 is offline
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excellent shot rick,
shooting bewteen thunderstorms is typical for me too!

good processing job as well....

you got the tadpole tail quite nicely !
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Old 07-July-2008, 02:59 AM
RickJ RickJ is offline
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That reminds me I was going to post a full version of this one. That's been done under a separate post. Image was very noisy and I didn't deal with it well in this image. I hope the redo is better. Not what I want but when weather is against you you take what it gives you.

http://www.spacebanter.com/attachmen...tid=2005&stc=1

Rick
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