DSLR magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code GEMU 20110331.512 9.74cG Ymo.VSOLJ GEMU 20110331.517 9.67cG Ymo.VSOLJ Observer: M. Yamamoto (Aichi, Japan) Instruments: f=135mm lens + Canon EOS (measured from G-channel images; magnitude references: Tycho V mag)