Comment on SN.... : Another measurement of supernova position made by R. Santallo: R.A. = 18h46m17s.88, Decl. = -65o45'41".8 (equinox 2000.0), which is 1".8 west and 17".4 of the galaxy nucleus. See IAU Circ. 7643, 2001.
Comment on Gal... : I 4758
Host Galaxy information (for SNe discovered since January 2015):