Variable Star Observations by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-21er 20210418.438 15.72C Ioh.VSOLJ COMGO 20210418.515 13.86C Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + SBIG ST-9XE 20cmSCT + ATIK 414EX