CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code BOOOV 20170404.686 14.55C Ioh.VSOLJ LMIRZ 20170404.506 15.18C Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + SBIG ST-9XE (OV Boo) 20cmSCT + ATIK 414EX (RZ LMi)