CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code TCPJ18154219+3515598 20170823.564 16.52Ic Ioh.VSOLJ TCPJ18154219+3515598 20170823.567 17.81B Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + SBIG ST-9XE