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RLTYSModerator
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Reged: 12/18/04
Posts: 4267
Loc: New York (Long Island)
TX Pisces
      #587490 - 09/05/05 01:06 PM

To All

Had an oppertunity to observe the Carbon star TX Pisces in a 20" refl. A most impressive red star. I would describe its color as "Pumpkin Orange". TX is a variable star with a range between mags 4.8 and 5.2. Has anyone else observed this colorful star? If you hadn't you should take a look.

Clear Skies
Rich (RLTYS)

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10" F4.8 Refl.
4" F5 Refr. (Genesis)
3" F4 Celestron FirstScope
50mm F12 Refr. (Tasco #6TE-5)
12x63 and 10x50 Binoculars.

"I want to do more then just look."


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antyqjon
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Reged: 12/24/04
Posts: 72
Loc: Tarnów, Poland
Re: TX Pisces new [Re: RLTYS]
      #588392 - 09/06/05 09:38 AM

I have observed it recently with my 12x60 binoculars. I saw some reddish color and estimated brightness at 5.5 mag.

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binoculars: 8x30, 10x50, 12x60
scope: Skylux 70/700 refractor


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EdZ
Professor EdZ


Reged: 02/15/02
Posts: 18806
Loc: Cumberland, R I , USA42N71.4W
Re: TX Pisces new [Re: antyqjon]
      #588846 - 09/06/05 03:28 PM

TX Pisces is in a region of the sky that I use for determination of NELM, Naked Eye Limiting Magnitude.

On many occasions, I can observe stars of magnitude 5.2, 5.4 and 5.5, but not see TX Pisces. I would say that TX Pisces gets at least as faint as mag 5.7 or 5.8 and not just 5.2, otherwise it would almost always be visible when I use the Circlet of Pisces to test NELM. On the contrary it is sometimes not visible, even when I see two other stars of mag 5.4 in Delphinus.

It is possible that fact that it is a red star may have something to do with its visiblity. red stars will always appear visually fainter than their real magnitude.

edz

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Dave Mitsky
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Reged: 04/08/02
Posts: 24600
Loc: PA, USA, Planet Earth
Re: TX Pisces new [Re: EdZ]
      #589747 - 09/07/05 08:11 AM

It's a carbon star all right but not a particularly good, i.e. red, one.

Dave Mitsky


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