[vsnet-alert 5868] Re: (fwd) Strange Star Near M51

[Wouter van Reeven <reeven@strw.leidenuniv.nl>]

Hi,

I checked with the Digitized Sky Survey, first survey, and the "star"
doesn't show up on that image. My guess is it's not a real object.


Wouter van Reeven


> (fwd) Strange Star Near M51
>
> From: Lenny Abbey <labbey@mindspring.com>
> Date: Thu, 10 May 2001 03:30:50 -0400
>
> I am appending a message from my local club email list. Does anyone have
> any suggestions as to what might be going on?
>
> Lenny
>
>
> -------------------------------------------------
> Lenny Abbey
> Atlanta, Georgia
> 404-634-1222
>
> Last Friday at Villa Rica I decided to try my luck at photographing
> m51. I was able to get two exposures--the first was 30 minutes, the
> second was 45. After I got them developed I scanned them into
> Photoshop for some editing. As I was stacking the images, I noticed
> something very peculiar. In the second exposure there is a star
> missing! Thinking that this might not have been a real star (maybe
> the result of bad development) I checked some other images of this
> field and found that it is in fact a real star. So my question is,
> what could have happened to the second exposure to make this star
> disappear? Here is a link to the two images for comparison:
>
> http://personal.atl.bellsouth.net/~dabar/m51.htm
>
> Thanks in advance for any suggestions.
> David Barmore
>
> PS...I'll also post the composite image to the files section. Please
> let me know what you think. This was only my third roll of prime
> focus DSO's. Any comments would be greatly appreciated.
>
>

--
|    Alone in the clouds all blue...     |
|                                        |
|       Wouter 'Teus' van Reeven         |
|       Reeven@Strw.LeidenUniv.Nl        |
| http://vsnet.strw.leidenuniv.nl/~reeven/ |
|     telephone : 071 - (527) 58 13      |
|            icq 34696027                |

VSNET Home Page

Return to Daisaku Nogami

---

vsnet-adm@kusastro.kyoto-u.ac.jp