[vsnet-chat 423] Re: Missing star in AY Lyr field

[Taichi Kato <tkato>]

Jan Manek wrote:

> tonight I got some frames of variables and when comparing the AY Lyr field
> with VSNET chart I have found that one star (17.06 mag) which is located
> between 15.16 and 15.39 mag stars is missing. The 16.93 mag star near the
> 15.39 is clearly visible. The field itself has a limit about 18.3 mag 
> (V filter).
> 
> Is this normal ? Can someone check his frames (Kato-san ?) ?

   Sorry I could not check the original image.  It seems to be still at
the observatory.  Judging from the faintness, the "star" may well have
been caused by a noise, though the existent of a new variable star needs
to be checked.

Regards,
Taichi Kato

PS. Please send not to owner-vsnet-xxx@kusastro.kyoto-u.ac.jp, but to
    vsnet-xxx@kusastro.kyoto-u.ac.jp, thanks!

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