CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code CYGV404 20151225.697 14.72Ic Kai.VSOLJ CYGV404 20151226.728 14.73Ic Kai.VSOLJ CYGV404 20151227.699 14.33Ic Kai.VSOLJ Observer: Kiyoshi Kasai (Switzerland) Instruments: 28cmSCT + ST-7XME