› Forums › Variable Stars › Recurrent Nova RS Oph › correction
10 August 2021 at 3:36 pm
#584591
![](https://britastro.org/wp-content/uploads/2016/11/picture-146-1478110706-80x80.jpg)
Participant
“The narrow unshifted feature comes from the circumsystem material from previous outbursts”
Correction that should be ….from interaction with the relatively slow moving red giant wind. This looks a good reference for the evolution of the optical spectrum in the 2006 outburst
https://academic.oup.com/mnras/article/474/3/4211/4768437
Robin