SN 2005ar:

This SN was discovered by LOSS (IAUC 8493) on March 10, 2005, and absent on February 10, 2005, so discovered rather young.

The host galaxy CGCG 011-033 is at z=0.025298 (NED).

Spectrum reported by Modjaz et al. (same IAUC) shows this is a type Ib SN, maybe 1 week post-max.