[vsnet-alert 15281] Re: Vend225 - a possible new OT?

[Stazione Betelgeuse]

The star seems to be UCAC4-655-009730 (Mag.V = 14.84, Mag. B = 15.69)
Astrometry: AR: 02h24m52.650s, DEC:+40?54'10.70".

Massimiliano Martignoni
Stazione Astronomica Betelgeuse (B75)


----- Original Message ----- 
From: "FIDRICH Robert" <fidusz at zpok.hu>
To: <vsnet-newvar at ooruri.kusastro.kyoto-u.ac.jp>; 
<vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp>
Sent: Monday, January 14, 2013 6:54 AM
Subject: [vsnet-alert 15277] Vend225 - a possible new OT?


> Dear Friends,
>
> I found a new transient-like (CV?) candidate on my LX And images taken
> on 5 January. My images show a probably variability of Vend225
> between 14.04TG and 15.75TG.
>
> Vend225 = USNO-B1.0 1309-0044373 or USNO-B1.0 1309-0044366
>
> Approximate co-ordinates: 02 24 52.637 +40 54 11.12
>
> Disscovery and reference images:
> http://www.flickr.com/photos/26731206@N05/8378637019/
>
> It looks like there is an outburst in the NSVS data, but no sign of 
> variability on the CRTS light curve:
>
> http://skydot.lanl.gov/nsvs/star.php?num=3989695&mask=15636
>
> http://nesssi.cacr.caltech.edu/cgi-bin/getcssconedb_release.cgi?RA=36.21932&Dec=40.90309&Rad=0.2&DB=photcat&OUT=csv&SHORT=short&PLOT=plot
>
> If it's a CV, then we can see probably the combined light of the ~15 mag
> and the ~17 mag star (10" distance).
>
> Vend225 200120830.0688 UT       14.22 TG        FID
> Vend225 200120831.0811 UT      <14.1  TG        FID
> Vend225 200120903.0274 UT      <14.8  TG        FID
> Vend225 200120906.9737 UT       15.10 TG        FID
> Vend225 200120910.9728 UT       14.76 TG        FID
> Vend225 200120911.9649 UT      <14.5  TG        FID
> Vend225 200120926.0009 UT      <14.0  TG        FID
> Vend225 200121003.7929 UT       14.85 TG        FID
> Vend225 200121021.8104 UT       15.75 TG        FID
> Vend225 200121022.8544 UT       14.1: TG        FID uncertain (there was dew
>                                                           on the objective)
> Vend225 200121107.0475 UT       15.03 TG        FID
> Vend225 200121114.0629 UT       14.05 TG        FID
> Vend225 200121203.8551 UT       14.32 TG        FID
> Vend225 200130105.8124 UT       14.03 TG        FID
> Vend225 200130111.8233 UT       14.56 TG        FID
>
>
> Instrument: Canon EOS1000D DSLR camera with an 300mm focus (zoom)
> telephoto lens.
>
> Further observations are encouraged.
>
> Clear skies,
>
> -- 
> Fidusz (FIDRICH Robert)
> Vendégcsillag-kereső (Guest Star Hunter) programme
> drotlevel:fidusz at zpok.hu
> #jabber/gtalk: fidusz at jabber.hu