[vsnet-chat 1572] Re: (fwd) query on SN IIn

[Hitoshi YAMAOKA <yamaoka@rc.kyushu-u.ac.jp>]

Dear Rudolf and all,

>could you please help me to find out what means IIn in Supernovae name 
>system?
>I looked briefly at some literateure but did not find any reference. I 
>suspect that it means
>somethink about SN specrtum but I'm not sure.

"n" means the "narrow line".  Usually the subclass of SNe with a
lower-case letter (for example, Ia, Ic, IIb, and so on) means the
spectral classification.

Sincerely Yours,
Hitoshi Yamaoka, Kyushu Univ., Japan
yamaoka@rc.kyushu-u.ac.jp

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