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[vsnet-history 632] SN 1993J (Kato)


Date: Tue, 6 Apr 93 20:46:39 JST
From: tkato@kusastro.kyoto-u.ac.jp (Taichi Kato)
Subject: SN1993J, photometry at Ouda, Apr.5

              SN-starA              starB-StarA
  band*    mid UT   dmag  N         mid UT   dmag  N
  ----  ----------------------------------------------
   V    930405.489  0.463 14     930405.489  0.483 14
   B    930405.549  0.264 12     930405.549  0.412 12
   Ic   930405.513  0.467 13     930405.513  0.526 13
  ----  ----------------------------------------------
   V    930405.614  0.459 15     930405.614  0.466 13
   B    930405.669  0.281 14     930405.674  0.436 17
   Ic   930405.713  0.498: 8     930405.713  0.520: 8   (cloud)

  band: uncorrected Ouda system
  Using standard values of starB (V=11.90, B=12.40, Ic=11.30), we obtain

  (first half)
  SN:     V=11.88,  B=12.25,  Ic=11.24
  starA:  V=11.42,  B=11.99,  Ic=10.77
  (last half)
  SN:     V=11.83,  B=12.25,  Ic=11.08:
  starA:  V=11.43,  B=11.96,  Ic=10.78:

Regards,
Taichi Kato (Kyoto University)

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