CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-15bu 20160124.456 17.54C Ioh.VSOLJ ASASSN-15cl 20160124.655 14.47C Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + ST-9XE