› Forums › Spectroscopy › Psi Persei, emission lines in Fe II ? › Fe emission
20 February 2018 at 8:23 pm
#579149
![](https://britastro.org/wp-content/uploads/2021/02/picture-7761-1614033711-80x80.jpg)
Participant
I am no expert, but according to the Spectral Atlas for Amateur Astronomers (Walker), you see Fe I/II emission lines in Be stars of classifications e3, e3+ and e4 – maybe weak in e2 class (psi Persei).