[vsnet-obs 20628] SN1999by bw bg br obs

["Yasuo Sano" <nytenmon@cocoa.ocn.ne.jp>]

SNe observations by Y.Sano


object         YYMMDD(UT)          mag      code
SN1999bg     19990512.538      16.07C    San.VSOLJ
SN1999bg     19990513.563      16.10C    San.VSOLJ
Observer's code:
  San: Y. Sano (Nayoro, Hokkaido,Japan)
       Instruments: 28cm-SCT + ST-6  30s exp.
       Magnitudes based on 9 USNO stars,


object         YYMMDD(UT)         mag      code
SN1999br     19990512.554      16.01C    San.VSOLJ
Observer's code:
  San: Y. Sano (Nayoro, Hokkaido,Japan)
       Instruments: 28cm-SCT + ST-6  45s exp.
       Magnitudes based on 9 USNO stars,


object         YYMMDD(UT)          mag        code
SN1999bw     19990512.520      17.40C    San.VSOLJ
SN1999bw     19990513.548      17.34C    San.VSOLJ
Observer's code:
  San: Y. Sano (Nayoro, Hokkaido,Japan)
       Instruments: 28cm-SCT + ST-6  60s exp.
       Magnitudes based on 6 USNO stars,


object         YYMMDD(UT)          mag        code
SN1999by     19990512.505      12.90C    San.VSOLJ
SN1999by     19990513.528      12.93C    San.VSOLJ
Observer's code:
  San: Y. Sano (Nayoro, Hokkaido,Japan)
       Instruments: 28cm-SCT + ST-6  30s exp.
       Magnitudes based on 5 (vsnet alert 2937(V-(V-R)

　
                         Yasuo sano(sanoef@coral.ocn.ne.jp)

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