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Comet C/2006 W3 (Christensen)
Last post 05-26-2009 03:39 PM by DaveMitsky. 6 replies.
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  • 05-19-2009 01:40 PM

    • DaveMitsky
    • Joined on 07-25-2001
    • PA, USA, Planet Earth Moderator
    • Posts 8,658

    Comet C/2006 W3 (Christensen)

    Last night a friend of mine and I were at one of the best "local" dark sites. The CSC looked extremely good for the entire region but the transparency during the early part of the night was rather disappointing.  (It improved markedly around 1:00 a.m.)

    In addition to dozens of DSOs, including several obscure planetary nebulae, I viewed two ISS passes and a number of other satellite events, several bright meteors, and a number of new asteroids, (one being 14.1 magnitude) and three comets that I hadn't seen before.  One of them was comet C/2006 W3 (Christensen) in Pegasus.  Compared to the other two, this comet was surprisingly bright in my friend's 20" Starmaster Sky Tracker Dob and sported a short tail. 

    Dave Mitsky

     

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    Dave Mitsky

    Chance favors the prepared mind.
    De gustibus non est disputandum.
  • 05-22-2009 12:55 PM In reply to

    • DaveMitsky
    • Joined on 07-25-2001
    • PA, USA, Planet Earth Moderator
    • Posts 8,658

    Re: Comet C/2006 W3 (Christensen)

    I observed Comet Christensen again on Wednesday and Thursday nights from Cherry Springs State Park through my 12.5" Starsplitter, a 17.5" Telekit, and a 20" Obsession.  The coma was bright and irregularly shaped and there was a very noticeable fan-shaped tail.

    Dave Mitsky 

     

    Signature
    Dave Mitsky

    Chance favors the prepared mind.
    De gustibus non est disputandum.
  • 05-26-2009 10:45 AM In reply to

    • jodoak
    • Joined on 08-10-2008
    • Oakfield, New York
    • Posts 575

    Re: Comet C/2006 W3 (Christensen)

    Do you think it would be visible through a 10"? Should I look for real dark skies before attempting?

    Signature
    John O'Donnell

    Orion SkyQuest XT10 Classic
    25mm Standard Eyepiece
    10mm Standard Eyepiece
    17MM Orion Stratus Wide-Field
    8mm Orion Stratus Wide-Field
    TeleVue 2x Barlow
    Telrad

    Einstein said: 'The definition of insanity is doing the same thing over and over again and expecting different results.'
  • 05-26-2009 12:14 PM In reply to

    • DaveMitsky
    • Joined on 07-25-2001
    • PA, USA, Planet Earth Moderator
    • Posts 8,658

    Re: Comet C/2006 W3 (Christensen)

    IMO, this comet shouldn't be too dificult with a 10" under reasonably dark skies.

    Dave Mitsky

    Signature
    Dave Mitsky

    Chance favors the prepared mind.
    De gustibus non est disputandum.
  • 05-26-2009 12:26 PM In reply to

    • jodoak
    • Joined on 08-10-2008
    • Oakfield, New York
    • Posts 575

    Re: Comet C/2006 W3 (Christensen)

    Thanks, I'll have to give it a try.

    Signature
    John O'Donnell

    Orion SkyQuest XT10 Classic
    25mm Standard Eyepiece
    10mm Standard Eyepiece
    17MM Orion Stratus Wide-Field
    8mm Orion Stratus Wide-Field
    TeleVue 2x Barlow
    Telrad

    Einstein said: 'The definition of insanity is doing the same thing over and over again and expecting different results.'
  • 05-26-2009 12:33 PM In reply to

    Re: Comet C/2006 W3 (Christensen)

     The mag said it depends on how well the sun warms it for any chance of it brightening to Lulins mag.
    What's your view Dave based on these observations?

  • 05-26-2009 03:39 PM In reply to

    • DaveMitsky
    • Joined on 07-25-2001
    • PA, USA, Planet Earth Moderator
    • Posts 8,658

    Re: Comet C/2006 W3 (Christensen)

    Well, as David Levy once said, "Comets are like cats: they have tails, and they do precisely what they want." Having said that, I doubt that this comet will get as bright as Comet Lulin.  Its maximum magnitude is predicted to be approximately 8.0.  Comet Christensen may be a bit brighter currently than predicted, however, so who knows.  One site stated that it should be visible in large binoculars this summer.

    http://www.nightskyhunter.com/Comets%20Visible%20Tonight!.html

    The coma is small and fairly condensed, making visual observations rather easy. 

    Dave Mitsky

    Signature
    Dave Mitsky

    Chance favors the prepared mind.
    De gustibus non est disputandum.
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