CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code BOOOV 20170423.676 16.51C Ioh.VSOLJ BOOOV 20170424.467 16.94C Ioh.VSOLJ LMIRZ 20170423.444 14.80C Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + SBIG ST-9XE 20cmSCT + ATIK 414EX 12.7cmSCT + ATIK 414EX