Comment on SN.... : N.N.Samus (Institute of Astronomy (INASAN) of the Russian Academy of Sciences, Moscow) reports that as in the cases of SN 2001am, aSN 2001ap, and 2001at the object named 2001au is an RR Lyr star rather than a supernova. See Vivas et al., AJ, 127:1158-1175, 2004 (The Quest RR Lyrae Survey. I. The First Catalog).
Comment on Gal... : Host 2001au
Host Galaxy information (for SNe discovered since January 2015):