SN2005ab CCD observation by Sano (Feb. 10) CCD magnitude estimates by VSOLJ members object YYYYMMDD(UT) mag code SN2005ab 20050210.628 17.03CR San.VSOLJ Observer's code: San: Yasuo Sano (Nayoro, Hokkaido,Japan) Instruments: 28cm-SCT + ST-9E 30s exp. Comparison stars: Magnitudes based on 1 USNO-A2.0 stars