CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code CRBR 20170201.726 7.68V Ioh.VSOLJ PNV_J18580379+1701265 20170201.865 14.69V Ioh.VSOLJ Observer: Hiroshi Itoh (Tokyo, Japan) Instruments: 6cmR + ATIK 414EX