DSLR magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code GEMR 20170131.487 7.89cG Sto.VSOLJ GEMR 20170201.489 7.88cG Sto.VSOLJ MONU 20170201.483 6.11cG Sto.VSOLJ Observer: Hideo Sato (Chiba, Japan) Instruments: f.l.=100mm lens (F/2.8) + Canon EOS 60D