[vsnet-campaign-dn 15928] Re: 1RXS J041924.8+653006 outburst

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Mon Aug 23 13:13:26 JST 2021


> I have marked this variable as even more unusual two years ago
> based on its ZTF light curve, because it reminds that of dwarf nova V392
> Per before its classical Nova eruption in 2018. Same triangular saw-tooth
> shape, long duration, nearly the same cycle and even the amplitude.

   The light curve looks like to be that of an ordinary
SS Cyg star with a long orbital period.

> Another
> telltale feature in common to both stars is their nearly non-detection in
> UV by GALEX.

   Partly due to extinction?  This appears to be true at least
for V392 Per.



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