CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-17cj 20170217.49856 <18.7C Mdy.VSOLJ SDSSJ115207.00+404947.8 20170217.627 15.10C Mdy.VSOLJ Observer: Yutaka Maeda (Nagasaki, Japan) Instruments: 35cmSCT + SBIG ST-10XME