[vsnet-alert 12909] Re: SDSS J133941.11+484727.5: unusual variations

Gianluca Masi gianluca at bellatrixobservatory.org
Sun Feb 27 08:56:44 JST 2011


Dear Colleagues,

the star tonight is about 0.2 mags fainter than yesterday, but is is 
showing a nice, doubly-peaked modulation. The mean brightness seems 
stable, so the rapid fading seems stopped.

Regards,
Gianluca



Ohshima ha scritto:
> SDSS J133941.11+484727.5: unusual variations
> 
>  We have further observations from Masi and Hambsch. According to Masi's
> data, the decline seems to have stopped after getting fainter to ~14 mag.
> Superhump period is still unstable. Though dips like eclipses are also seen,
> this seems to be due to secondary maxima since the width changes and the period
> of dips are longer than superhump period.
>  Further observations are required!
> 
> 


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