CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code UMASU 20131201.64963 13.58V Kis.VSOLJ UMASU 20131208.74263 13.40V Kis.VSOLJ Observer: Seiichiro Kiyota (Chiba, Japan) Instruments: 20cmSCT + SBIG ST-8300M