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LLD
Lucky so far


Reged: 11/14/05
Posts: 1698
Loc: MASS.
Re: ALERT - Comet Holmes in mega outburst new [Re: MikeS]
      #1944123 - 10/28/07 07:53 PM

I just took out my 16" and didn't even wait for it to cool down and yes there are two distict points of light in the nuclei,could be a split Anyone know for sure? I've been observing the comet in my 76MM reflector for the past few nights and even with my bino's this thing is awesome! It sure would be nice if this comet sticks around for a few weeks so everyone can grab a look!

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LLD. Meade 16 inch dob. Meade 60mm Polaris refractor 76mm Bushnell reflector
Meade ETX60-BB,Meade 70MM / USB color camera


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Old Dinosaur
scholastic sledgehammer
*****

Reged: 05/08/07
Posts: 839
Loc: Out in the sagebrush
Re: ALERT - Comet Holmes in mega outburst new [Re: LLD]
      #1944136 - 10/28/07 07:59 PM

Whew, this gets better and better. Out here at 109W I still have a while to wait. Where are those European observers?

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WRS Observatory


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Tonk
Post Laureate
*****

Reged: 08/19/04
Posts: 3579
Loc: Leeds, UK, 54N
Re: ALERT - Comet Holmes in mega outburst new [Re: cildarith]
      #1944143 - 10/28/07 08:03 PM

Indeed - here we are - I'm imaging right now and field stars are embbeded - no split I'm afraid. I've been watching the field stars moving relative to the comet

(yes after 4 days wait, having started this thread, I've finally got to see this amazing comet! wooo hooo)

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Televue 85, GM-8/Gemini, Canon 10D
Coronado SM60/BF10, Baader Herschel Wedge
Leeds Sky Clock Ripon Sky Clock


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Ken....
Pooh-Bah
*****

Reged: 01/22/04
Posts: 1005
Loc: Nashua, NH, USA
Re: ALERT - Comet Holmes in mega outburst new [Re: Tonk]
      #1944153 - 10/28/07 08:11 PM

Yup, was just out looking at it in my 10" at 133x, and it does look like two stars, as opposed to two nuclei.

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Ken....
Discovery 10"



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Markovich
super member


Reged: 05/22/07
Posts: 105
Loc: Central Ohio
Re: ALERT - Comet Holmes in mega outburst new [Re: Ken....]
      #1944184 - 10/28/07 08:25 PM

I concur, even through an Orion Starblast ( with a 19mm TV Widefield and 9mm Nag T6) you can see what appear to be a motling in the nucleus. Easily naked eye object in suburban skies south of Columbus, Ohio.

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"The secret to flying is to throw yourself at the ground...and miss!"
Douglas Adams

Obsession 15" with Swayze mirror
Celestron Nexstar 5i
Celestron Ultima C8 PEC
Orion Starblast


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MikeS
scholastic sledgehammer


Reged: 04/06/04
Posts: 916
Loc: Quakertown Pennsylvania
Re: ALERT - Comet Holmes in mega outburst new [Re: Markovich]
      #1944192 - 10/28/07 08:31 PM

This is amazing. Has there been any explanation for the cause of this mega-burst? The "plume" seems to be fairly circular and even. I've been using the 100mm f/6 to view this comet. Tomorrow night the 8 inch newt will get to play!

It is great to be able to share this event with fellow CNers as well.

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Mike Snisky
8" F5 Newtonian/Moonlite CR2
Orion Sirius EQ-G Mount
Orion 100mm F6 Achro on SVP w Intelliscope
Orion 100mm ED on LXD55 Mount
Denkmeier Standards


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Mike K
sage
*****

Reged: 04/01/07
Posts: 464
Loc: Central Texas
Re: ALERT - Comet Holmes in mega outburst new [Re: Ken....]
      #1944217 - 10/28/07 08:47 PM

The comet has eyes!!!

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Clear skies,
Mike K.

30°31" N 97°44" W, LP: Red
Observe: Once or twice a week back yard, once a month under dark skies
Favorites: Globulars, planets, face-on spirals
Equipment: CPC925/XT10i/TMB-92SS/Lunt LS60THaDS
Eyepieces: Naglers, Ethoi, UO HDs, Hyperion Zoom


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polaris
member


Reged: 05/02/05
Posts: 82
Loc: Kaunas, Lithuania
Re: ALERT - Comet Holmes in mega outburst new [Re: Mike K]
      #1944281 - 10/28/07 09:11 PM

Despite it being mostly cloudy recently, I was lucky enough to catch gaps and look at the comet and even take pictures of it three consecutive days. I made an animation - here it is.

Edited by polaris (10/28/07 09:12 PM)


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michaeloconnell
scholastic sledgehammer
*****

Reged: 08/18/03
Posts: 963
Loc: Ireland
Re: ALERT - Comet Holmes in mega outburst new [Re: polaris]
      #1944299 - 10/28/07 09:15 PM

That's just two background stars that you see "embedded" in the comet.

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Michael
www.astroshot.com

Gemini G41 Observatory+ Mount, Meade 16" SCT OTA, TEC140 Apo, 16" ATM Dob, Pentax75 SDHF, PST Ha, PST Cak.


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DannyP
member


Reged: 07/29/07
Posts: 28
Loc: Dighton, KS
Re: ALERT - Comet Holmes in mega outburst new [Re: ForgottenMObject]
      #1944327 - 10/28/07 09:22 PM

Is it just me, or does the comet now have two (maybe three nuclie (sp?)? I am seeing two clear stellar-like centers to the comet. Perhaps there is a third that is much dimmer. Could this be what happened in its sudden brightening - a major breakup of the nucleus?

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Zhumell 10" Dobsonian (f/4.9)
Kansas Dark Skies


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PRESTON
super member


Reged: 10/28/04
Posts: 147
Loc: Haldimand, Ontario, Canada
Re: ALERT - Comet Holmes in mega outburst new [Re: DannyP]
      #1944339 - 10/28/07 09:25 PM Attachment (40 downloads)

I finally got clear skies, so I dragged my scope outside for a sketch.


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15x70 Binocular & Tripod
114/900 EQ Newtonian
150/1200 Dob Newtonian

Edited by PRESTON (10/28/07 10:28 PM)


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DannyP
member


Reged: 07/29/07
Posts: 28
Loc: Dighton, KS
Re: ALERT - Comet Holmes in mega outburst new [Re: DannyP]
      #1944341 - 10/28/07 09:25 PM

Oops. I replied before I got to the final page where others also have reported the two nuclei. I am picking up a third (I believe) above and between the other two. It is dim, but I believe I am picking it up with averted vision.

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Zhumell 10" Dobsonian (f/4.9)
Kansas Dark Skies


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novbabies
Postmaster
*****

Reged: 06/05/05
Posts: 15678
Loc: Northern Georgia!
Re: ALERT - Comet Holmes in mega outburst [Re: DannyP]
      #1944350 - 10/28/07 09:28 PM

Maurice (nytecam) has posted two images taken 30 minutes apart seemingly showing 2 point objects moving with the comet...or maybe not, it's a tough call...

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Good Seeing!

Mark

Orion 12" XTi f/4.9


VERY old Edmund 6" f/8 reflector
Assorted binoculars


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MikeB
sage
*****

Reged: 02/28/05
Posts: 254
Loc: Bidwell, OH
Re: ALERT - Comet Holmes in mega outburst [Re: novbabies]
      #1944384 - 10/28/07 09:36 PM

I saw 3 definite parts tonight. A large diffuse outer glow best seen with averted vision. Then, a brighter dense "coma". Then, a dense bright nucleus. In the nucleus were the two "eyes". This was at 40x using a reducer with my 8" SCT.

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Mike
Nexstar 8i SE
Orion 8x56 mini-giant binos
32mm TV Plossl
18mm TV Radian
12mm TV Radian
Ultima barlow


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DarrellW
newbie


Reged: 12/26/06
Posts: 4
Loc: Eastern TN
Re: ALERT - Comet Holmes in mega outburst [Re: MikeB]
      #1944394 - 10/28/07 09:40 PM

I'm jealous!! The skies finally cleared here, but I can't locate it Just spent the last hour scanning the area I thought it would be with my Orion Starmax 127 but no luck. OH well, I'll try again tomorrow night.

Darrell


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Tonk
Post Laureate
*****

Reged: 08/19/04
Posts: 3579
Loc: Leeds, UK, 54N
Re: ALERT - Comet Holmes in mega outburst [Re: MikeB]
      #1944398 - 10/28/07 09:42 PM Attachment (67 downloads)

I've filled 3 x 1GB disks with images to process - exposures ranging from 5 secs to 30 sec

Heres a stack of 84 x 20 sec images exposed to capture the outer coma - seemingly a mixture of dust and gas - latter emitting SWAN band light (green - acetylene/cyanogen). Inner coma is over exposed

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Televue 85, GM-8/Gemini, Canon 10D
Coronado SM60/BF10, Baader Herschel Wedge
Leeds Sky Clock Ripon Sky Clock


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novbabies
Postmaster
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Reged: 06/05/05
Posts: 15678
Loc: Northern Georgia!
Re: ALERT - Comet Holmes in mega outburst [Re: Tonk]
      #1944405 - 10/28/07 09:44 PM

Tonk, very good image!

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Good Seeing!

Mark

Orion 12" XTi f/4.9


VERY old Edmund 6" f/8 reflector
Assorted binoculars


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DoctorNoodle
professor emeritus
*****

Reged: 07/14/07
Posts: 664
Loc: Lawn Guyland, NY
Re: ALERT - Comet Holmes in mega outburst [Re: novbabies]
      #1944408 - 10/28/07 09:47 PM

Just saw the same two "stars" with my 120ST. This is getting exciting!

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“Facts are meaningless. You could use facts to prove anything that's even remotely true!” - Homer Simpson
Alanoodle's Model Portfolio


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Eric P
sage
*****

Reged: 04/04/05
Posts: 351
Re: ALERT - Comet Holmes in mega outburst [Re: DoctorNoodle]
      #1944443 - 10/28/07 09:58 PM

Very impressive sight and a with a full moon none the less.

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BillP
Carpal Tunnel
*****

Reged: 11/26/06
Posts: 2244
Loc: Vienna, VA
Re: ALERT - Comet Holmes in mega outburst [Re: DoctorNoodle]
      #1944474 - 10/28/07 10:09 PM Attachment (40 downloads)

I saw this too tonight. When checking the comet's position using StarryNights program, it shows a star next to the nucleus. At the moment my assumption is that it is this star and not a split nucleus. The star is: TYC3334-788-1 @ Mag 9.

[EDIT 10:23 ET] -- I just did a second check and positionally this second spot within the comey does correspond to the position of where TYC3334-788-1 should be. Apparent brightness of the spot also corresponds with similar magnitude stars in the region.

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250mm f/4.7 Orion XT10i Dobsonian
102mm f/8.0 Tak TSA Super-APO
66mm f/5.9 WO ZenithStar SD APO
40mm f/10 Coronado P.S.T.




Edited by BillP (10/28/07 10:24 PM)


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