Comment on SN.... : 1) SN is very similar to the peculiar type-Ic supernovae (called 'hypernovae' in some works) 1997ef, 1998bw, 2002ap, and 2002bl. See IAU Circ. 8084. 2003. 2) "SN 2003bg: The First Type IIb Hypernova". M.Hamuy et al., 2009, http://arxiv.org/abs/0908.1783
Comment on Gal... : E 420-G09
Host Galaxy information (for SNe discovered since January 2015):