› Forums › Variable Stars › Nova in Cas › H alpha prominent in spectrum again
19 August 2020 at 3:29 pm
#583022
![](https://britastro.org/wp-content/uploads/2017/12/picture-8167-1513728374-80x80.jpg)
Participant
The H alpha line has become very prominent again and the P Cygni profile has disappeared. There appear to be emission lines for Fe II, He I and [O I]. The spectrum was recorded around midnight on 18th/19th August with an Alpy 600 and the resolution is ~ 550.