An SU UMa-type dwarf nova SDSSJ225831.18-094931.7 is in outburst. object YYYYMMDD(UT) mag code SDSSJ225831.18-094931.7 20050830.65307 13.71V Mhh.VSOLJ Observer: H.Maehara (Saitama, Japan) Instruments: 25L + ST-7XME + V filter -- Hiroyuki Maehara mira at cetus-net.org