CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code ASASSN-17es 20170427.619 15.59C Ioh.VSOLJ BOOOV 20170428.506 16.63C Ioh.VSOLJ OT_J204222.3+271211 20170427.693 13.44C Ioh.VSOLJ OT_J204222.3+271211 20170428.748 13.44C Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 12.7cmSCT + ATIK 414EX