SN 2005ab:

This SN was discovered by S. Nakano (IAUC 8478) on February 5, 2005, and absent on previous inages, (dates unspecified). Spectrum reported by Di Mille (Benetti's group) indicates a very young II.

The host galaxy NGC 4617 is at z=0.015527 (NED).

Spectrum reported by De Mille et al. shows this is a type II SN.