DSLR magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code SCTR 20120914.44214 4.68Rc Nga.VSOLJ SCTR 20120914.44214 5.34V Nga.VSOLJ SCTR 20120914.44214 6.76B Nga.VSOLJ Observer: K. Nagai (Kanagawa, Japan) Instruments: f=105mm(F/5.6) lens + Canon EOS Kiss digital (measured from RGB channels of unfiltered images)