[vsnet-alert 18133] Re: ASASSN-15aa: CV-like outburst from an unusual source

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Fri Jan 2 08:57:21 JST 2015


> ASASSN-15aa     10:49:25.91     -21:47:35.9     2015-01-1.27    13.82
>
> CV candidate, matches to a relatively red g=16.8 SDSS source, but a GALEX match 
> as well, 
> previous outbursts in ASAS-SN and CRTS data, it seems there are spectra of 
> this source in the ESO archive

   There were several outbursts in ASAS-3 data.  The light
behavior looks like an SS Cyg-type dwarf nova
(the secondary appears to be contributing to
optical and infrared colors -- probably not
an unusual source).


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