CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-19mo 20190522.608 12.14V Ioh.VSOLJ ASASSN-19mo 20190523.579 12.41V Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 12.7cmSCT + ATIK 414EX