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Tuesday 20 April 2010

[BAA 00491] Comets

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BAA electronic bulletin No. 00491            
http://www.britastro.org
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Several comets are making news at the moment:

A newly discovered object designated comet P/2010 H2 is around 12th magnitude.
 Its orbit is not dissimilar to a main belt asteroid, and it was first spotted
as a near stellar object.  Richard Miles made several of the early astrometric
and photometric observations.  Over the last couple of days a coma has grown
and the comet brightened a little.  It is currently well placed for
observation from the UK.

Comet 2009 K5 (McNaught) is becoming better placed for observation from the
UK, and at around 8.5 is currently the brightest comet on view.  Its position
improves over the next month, although the moon will interfere with
observations until early May.  Images taken by Nick Howes with the Faulkes
Telescope suggest the presence of a secondary nucleus.

29P/Schwassmann-Wachmann, a comet that frequently outbursts, is undergoing
another one, though this comet rarely gets brighter than 12th magnitude.
Comets 81P/Wild and 2009 O2 (Catalina) are both diffuse objects and will be
difficult in light polluted skies.

Comet 2009 R1 (McNaught) won't be observable from the UK until mid May,
however observations suggest that it might be 3rd magnitude by the time it
disappears from view at the end of June.

For more information see the Section web page at
http://www.ast.cam.ac.uk/~jds

Jonathan Shanklin

Director, Comet Section

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BAA electronic bulletins service.      E-mail:
circadmin@britastro.org
Bulletin transmitted on Mon Apr 19 19:11:54 BST 2010
(c) 2010 British Astronomical Association    
http://www.britastro.org/
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--
Good Clear Skies
--
Astrocomet
--
Colin James Watling
--
Profile:
http://www.google.com/profiles/astrocomera

--
Real Astronomer and head of the Comet section for LYRA (Lowestoft and Great Yarmouth Regional Astronomers) also head of K.A.G (Kessingland Astronomy Group) and Navigator (Astrogator) of the Stars (Fieldwork)
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Web:
http://lyra.freewebsites.com/

--
Information:
http://www.clubbz.com/club/2895/LOWESTOFT---3054/Lowestoft%20And%20Great%20Yarmouth%20Regional%20Astronomers%20(Lyra

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