CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-15sn 20151110.826 16.33C Kai.VSOLJ ASASSN-15sn 20151111.807 16.41C Kai.VSOLJ ASASSN-15sr 20151111.050 15.92C Kai.VSOLJ ASASSN-15sr 20151112.028 16.05C Kai.VSOLJ Observer: Kiyoshi Kasai (Switzerland) Instruments: 28cmSCT + ST-7XME