Supernova 2003cg in NGC 3169

Koichi Itagaki (Yamagata, Japan) discovered a supernova in NGC 3169 (Sextans). The object was bright at 14.4 mag already at the time of the discovery.

(vsnet-alert 7671)

SN2003cg  20030313.3  <190:C  KAI
SN2003cg  20030321.51  144:C  KIt
SN2003cg  20030322.3   149:C  KAI
SN2003cg  20030322.444 143:C  KIt
SN2003cg  20030322.559 155:C  KuR
SN2003cg  20030322.835 145:C  ARB

SN 2003cg (10:14:15.97, +3:28:02.5 (J2000.0), offset = 14"E, 5"N) is hosted by NGC 3169, a nearby spiral (SA(s)a pec) galaxy. The expected maximum for typical SN Ia is mag about 12.8 (!). NGC 3169 has produced SN IIL 1984L, whose maximum was B=15.2.

Type Ia Supernova!

(vsnet-alert 7674)

IAUC 8099 informed that the ESO team and the CfA team has revealed that SN 2003cg is of type Ia near maximum on Mar. 25 UT but highly reddened. The CfA team suggested that it can be subluminous event.

Sincerely Yours,
Hitoshi Yamaoka, Kyushu Univ., Japan

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