[vsnet-alert 16986] Re: SDSS J090221.35+381941.9 outburst!

[Gianluca Masi]

Hi all,

it seems to be faded to 17.1 unfiltered right now.

Best
Gianluca


Il 06/03/2014 20:20, Denis Denisenko ha scritto:
> MASTER-Kislovodsk has detected this ultra-short period AM CVn-type
> dwarf nova in bright outburst:
>
> SDSS J090221.35+381941.9
>    20140306.748  14.05C  MASTER-Kislovodsk
>    20140306.749  14.08C  MASTER-Kislovodsk
>    20140306.750  14.05C  MASTER-Kislovodsk
>    20140306.773  13.98C  MASTER-Kislovodsk
>    20140306.774  13.97C  MASTER-Kislovodsk
>    20140306.775  14.14C  MASTER-Kislovodsk
>    20140306.796  14.09C  MASTER-Kislovodsk
>    20140306.797  13.97C  MASTER-Kislovodsk
>    20140306.798  13.98C  MASTER-Kislovodsk
>
> Orbital period is 0.03355d (48.3 minutes).
>
> SDSS J090221.35+381941.8
> u=20.16 g=20.23 r=20.47 i=20.58 z=20.76
> http://skyserver.sdss3.org/dr8/en/tools/explore/obj.asp?id=1237657874863948140
>
> Denis Denisenko
> Member of MASTER team at SAI MSU
>