[vsnet-alert 21589] Re: ASASSN-17ou: new SU UMa-type DN

Keisuke Isogai isogai at kusastro.kyoto-u.ac.jp
Thu Nov 16 00:15:32 JST 2017


Re: ASASSN-17ou: new SU UMa-type DN

I removed the noisy data and added more data, then the estimated
period by PDM method was changed to about 0.052 d = 74.9 min.
This value is shorter than the period minimum. Further observations
are encouraged to confirm the period.

On 2017年11月15日 22:33, Keisuke Isogai wrote:
> ASASSN-17ou: new SU UMa-type DN
>
>     Kyoto U. team has observed the object. The object showed superhumps
> with a period of 0.0552 (6) d and amplitudes of 0.1-0.2 mag. The object is
> a new SU UMa-type DN.
>     Further observations are needed to confirm the period.
>



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