Variable Star Observations by VSOLJ members object YYYYMMDD(UT) mag code TCPJ20100517+1303006 20200713.946 14.08C Kai.VSOLJ TCPJ20100517+1303006 20200718.981 14.43C Kai.VSOLJ Observer: Kiyoshi Kasai (Switzerland) Instruments: 28cmSCT + ST-7XME