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Re: (IAAC) SN1999cl in M88 continues to brighten!



Lew Gramer wrote:
> ------- Forwarded Message
>
> Date:  Tue, 8 Jun 1999 12:51:04 +0900 (JST)
> From: Hitoshi YAMAOKA <yamaoka@rc.kyushu-u.ac.jp>
> To: Multiple recipients of <isn_chat%supernovae.net@mbox.theo.it>
> Subject:  Re: SN 1999cl in NGC 4501
>
> Dear SN watchers,
>
> >Bright SN has been discovered by LOSS KAIT team.  See IAUC 7185 for
> >details.  The host galaxy NGC 4501 is fairly nearby one (v_r is about
> >2500 km/s), so the expected SNeIa maximum would be order of 14 mag.
>
>   This SN is still rising.  According to IAUC 7190, the spectrum of SN
> 1999cl on June 4.2 UT shows that it is of type Ia, probably before
> maximum.  It is noted that SN is heavily extinguished by the
> interstellar dust.  Then the CCD magnitude would be normally brighter
> than visual or V-band estimates.
snip
Indeed it is.  I had no trouble seeing SN 1999c at 249x with the 17" f/15
classical Cassegrain at the Naylor Observatory on Tuesday evening.
Dave Mitsky
ASH, DVAA
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