CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-19rx 20190809.747 16.06C Ioh.VSOLJ TCPJ21040470+4631129 20190808.682 11.95V Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + SBIG ST-9XE