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P/2006 HR30   Message List  
Reply | Forward Message #10375 of 16104 |
Re:[comets-ml] P/2006 HR30

Hi Maik and all,
you might be interested on this archive image about P/2006 HR30 (Siding Spring)
we obtained a couple of weeks ago:
http://tinyurl.com/ft6nk

In our frame, the S/N of the object was relatively high (>64), however at that
time we didn't detected any particular cometary feature; the FWHM of the target
was comparable to that of the field stars (i.e. ~ 4.6").

Either the coma has been developed afterwar or, more likely, its detection
currently requires professional scopes with better seeing than ours.

Cheers,
Giovanni Sostero and Ernesto Guido

Remanzacco Observatory, CARA
http://www.afamweb.com
http://cara.uai.it




Fri Aug 4, 2006 8:24 am

gvnn64
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Message #10375 of 16104 |
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Hi all, this newly identified comet may become visible visually. The time of closest approach to Earth in early January 2007 is almost at the same time as the ...
Maik Meyer
maiki666
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Aug 3, 2006
10:40 pm

Hi Maik and all, you might be interested on this archive image about P/2006 HR30 (Siding Spring) we obtained a couple of weeks ago: http://tinyurl.com/ft6nk In...
gvnn64@...
gvnn64
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Aug 4, 2006
8:24 am

... <<< Dear Giovanni, Ramon Naves just sent to cometas-obs also interesting image of this object. His image shows a very small and faint coma near the object....
Maciej Reszelski
macres78
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Aug 4, 2006
11:39 am

... Hi Maciej, thanks for the info. Do you know the time of Ramon's exposure? It will be interesting to know if he imaged it during these last nights, or...
gvnn64@...
gvnn64
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Aug 4, 2006
1:04 pm

Giovanni, ... http://www.astrosurf.com/cometas/cometas/2006-HR30.htm Cheers, Maik -- If they give you ruled paper, write the other way. * Juan Ramon Jimenez ...
Maik Meyer
maiki666
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Aug 4, 2006
1:11 pm

Giovanni, I'm not sure but I thing that he made image last night. Ramon often send images just after make them. I hope that Ramon read us and response to make...
Maciej Reszelski
macres78
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Aug 4, 2006
1:38 pm

... Hi Maik, thanks for the link! So it was taken few hours ago. OK, this looks really like another object, compared to our image taken 2 weeks ago: now it's a...
gvnn64@...
gvnn64
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Aug 4, 2006
1:39 pm

I've been following this interesting object, last time it was the night of the July 29th. Even though the FWHM (5.9 marked in red in the graph) is clearly...
Juan Lacruz
juan_lacruz
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Aug 4, 2006
6:34 pm

... Here is an image from tonight in poor conditions with passing cloud, but clearly showing a jet to the north, more than 90 deg from the direction of the...
Peter Birtwhistle
pbirtwhistle
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Aug 5, 2006
12:08 am

Image and animation P/2006HR30. http://personales.ya.com/rferrand/p2006hr30.gif Greetings R.Ferrando 941...
rferrand1
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Aug 5, 2006
1:43 am

Hi : I believe that there is to be very safe and to have precaution with this type of images . Regards , J.P.Navarro Pina . ... From: Maciej Reszelski To:...
Jose Pablo
darkman71es
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Aug 4, 2006
3:43 pm

Hi Peter and Rafael, your nice images are showing some interesting and fast developments on P/2006 HR30! Apparently, this comet is evolving very quickly; I'm...
gvnn64@...
gvnn64
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Aug 5, 2006
12:17 pm

Hello. Today the night is better than yesterday. The tail can be appreciated in the comet in SW. http://personales.ya.com/rferrand/P2006HR30-.gif Greetings R....
rferrand1
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Aug 6, 2006
2:50 am

That's an interesting dynamic display. How did you do that? Clear skies, Dennis Persyk Igloo Observatory Home Page http://dpersyk.home.att.net Hampshire, IL ...
Dennis Persyk
dennis_persyk
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Aug 6, 2006
4:20 am

Each image this compound one for the sum of 7 images 180 seconds,later has spent the filter DDP although the tail is visible in the simple images of 180...
rferrand1
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Aug 6, 2006
10:45 pm

Hi Giovanni : I believe that rather to be dust activity in this comet , since it has a strong central condensation and it shows a short jet with spiral form ,...
Jose Pablo
darkman71es
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Aug 5, 2006
2:54 pm

... Hi J.P., it could be... But who moved out the dust? It cannot get there by itself, so a gas source of some kind is needed anyway, to drag it out of the...
gvnn64@...
gvnn64
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Aug 5, 2006
4:10 pm

Yes Giovanni , one job professional serious interesting to make observations spectroscopic of this comet , the images ccd from this comet and one jet short...
Jose Pablo
darkman71es
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Aug 5, 2006
6:53 pm

... Hi Rafael, excellent display! This further development adds additional questions to the framework... We imaged this object a little later, but the poor sky...
gvnn64@...
gvnn64
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Aug 6, 2006
11:54 am

... The (gas)tail should be pointing to p.a. about 217 deg., according to Guide8.0 Reinder ... Reinder J. Bouma e-mail (1): rjbouma@... Bekemaheerd 77...
reinder j bouma
reinder_bouma
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Aug 6, 2006
12:07 pm

... (prolonged radius vector)? ... (As well as using Guide 8) you can use the JPL Horizons system to generate quantity PsAng for the theorectical tail...
Peter Birtwhistle
pbirtwhistle
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Aug 6, 2006
3:08 pm

Hi Rafa : Congratulations for your very good image , good job cometary . Best Regards , J.P.Navarro Pina . ... From: rferrand1 To: comets-ml@yahoogroups.com ...
Jose Pablo
darkman71es
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Aug 7, 2006
5:54 pm

Last night images 20060807.045. http://personales.ya.com/rferrand/P2006HR30-20060807.JPG The almost full moon begins to bother. Greetings R. Ferrando 941...
rferrand1
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Aug 7, 2006
10:06 pm

Dear all, an image of this comet taken 3 days after Mt.Palomar observation is visible here: ...
Luca Buzzi
buzzi_luca
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Aug 13, 2006
11:52 pm

Hi all, Toni Climent Garcia posted today new image to our friendly list Cometas-Obs of comet P/2006 HR30. Looks like comet again show activity. The tail, for...
Maciej Reszelski
macres78
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Oct 25, 2006
8:47 pm
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