BIOASTRO Mailing List: SETI bioastro: FW: [vsnet-alert 7997] SN Ia 2004S

>From: Hitoshi YAMAOKA

>To: vsnet-alert@kusastro.kyoto-u.ac.jp,vsnet-campaign-sn@kusastro.kyoto-u.ac.jp,vsnet-obs@kusastro.kyoto-u.ac.jp

>Subject: [vsnet-alert 7997] SN Ia 2004S

>Date: Tue, 10 Feb 2004 08:49:58 +0900 (JST)

>In [vsnet-campaign-sn 777]:

> >SN2004S 20031230.583 <190:R PAS

> >SN2004S 20040203.542 160:R PAS

> >SN2004S 20040204.560 160:R PAS

> >SN2004S 20040205.65 136:CR Per

> >

> ># SN 2004S (6:45:43.50, -31:13:52.5 (J2000.0), offset = 47"W, 3"S) is

> ># hosted by MCG -05-16-21, a spiral (S...) galaxy. The expected

> ># maximum for a typical SN Ia is mag about 14.8. The magnitude at

> ># Feb. 5.65 UT is far brigher than this, and the rising curve during

> ># these two days is unordinally large and peculiar. The followup

> ># photometry and the spectroscopic confirmation is strongly encouraged

> ># for this southern object.

>SN2004S 20040207.225 14.64U KRI

>SN2004S 20040207.225 14.55B KRI

>SN2004S 20040207.225 14.45V KRI

>SN2004S 20040207.225 14.39R KRI

>SN2004S 20040207.225 14.76I KRI

># The CTIO spectrum taken on Feb. 6.1 UT revealed that it is a type Ia

># SN about 5 days after maximum. The reported photometries by the

># discoverer and the confirmer should contain some error. I have no

># idea to explain the spectrum obtained by L. Kiss (vsnet-alert 7994).