[vsnet-alert 22501] Re: ASASSN-18rg can be an AM CVn star

[Taichi Kato]

Re: ASASSN-18rg can be an AM CVn star

>   The fading rate between Aug. 15 and 16 was already
> unusual (2 mag/d).  Someone should have noted this earlier...

   It was already mentioned in [vsnet-alert 22423]

> This object shows steep fading from Aug. 15, declining by 2.3 mag per d

   This rapid fading rate was suggestive of
an ultrashort period system (cf. Bailey relation).