Visual magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code CYGCH 20100317.845 88 Mhh.VSOLJ CYGRT 20100317.847 86 Mhh.VSOLJ CYGU 20100317.849 77 Mhh.VSOLJ CYGV407 20100317.842 93 Mhh.VSOLJ Observer: Hiroyuki Maehara (Kyoto, Japan) Instruments: 9cmR