Comment on SN.... : 1) A good matches with a series of broad-lined type-Ic supernovae, including with SNe 1998bw, 1997ef, 2002ap, and 2006aj. 2) Associated with GRB 130427A. See CBET 3531, 2013.
Comment on Gal... :
Host Galaxy information (for SNe discovered since January 2015):