CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-16bu 20160217.583 14.87C Kis.VSOLJ ASASSN-16bu 20160218.594 14.93C Kis.VSOLJ Observer: Seiichiro Kiyota (Chiba, Japan) Instruments: 25cmSCT + Apogee Alta F47