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[vsnet-campaign-sn 288] Re: SN 2001gd in NGC 5033
Dear SN watchers,
I wrote in [vsnet-campaign-sn 284]:
> If SN 2001gd is of unreddened type Ia, its expected maximum is
> around mag 12. The possibility that SN 2001gd is fairly old SN is
> not excluded because it possibly exploded behind the sun. The
> followup magnitude estimates and the spectral confirmation is very
> urgently needed.
And I also wrote in [vsnet-campaign-sn 286]:
>Recent magnitude estimates of SN 2001gd shows no significant
>brightening of this object in these three days. It seems not to be
>in a rapid-rising phase of SN Ia, but further follow-up photometry is
>very needed for this nearby SN.
By the CfA team spectroscopy (IAUC 7765), this SN was turned out to be
of type IIb (like SN 1993J in M 81) well past (about 2-3 months after)
maximum light.
Sincerely Yours,
Hitoshi Yamaoka, Kyushu Univ., Japan
yamaoka@rc.kyushu-u.ac.jp
vsnet-adm@kusastro.kyoto-u.ac.jp
Return to Daisaku Nogami
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