[vsnet-alert 21523] Re: ASASSN-17ni: double-peaked superhumps

Keisuke Isogai isogai at kusastro.kyoto-u.ac.jp
Wed Oct 18 15:46:20 JST 2017


     Pavol A. Dubovsky has reported further observations. The light curve seems to show
superhump-like modulations, but we cannot obtain the accurate period. Thus I suspect
the previous reported period of 0.07 day. Confirmation is needed.

On 2017/10/18 4:19, Keisuke Isogai wrote:
> ASASSN-17ni: double-peaked superhumps
>
>     Ian Miller and Javier Ruiz have reported the observations. The object
> showed double-peaked superhumps with a period of about 0.07 d and
> small amplitudes of 0.02 mag on Oct. 13. If the modulations are early
> superhumps and the period is not an alias, the object would be a period
> bouncer or long-period WZ Sge star.
>     Further observations are strongly encouraged.
>



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