CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code CRTS_J105122.8+672528 20170210.719 17.74C Ioh.VSOLJ CTA102 20170206.382 15.26V Ioh.VSOLJ LMIRZ 20170210.713 14.93C Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 30cmSCT + SBIG ST-9XE 20cmSCT + ATIK 414EX