[vsnet-campaign-symbio 160] CH Cyg brightening

[Taichi Kato]

   CH Cyg may have undergone a brightening (or a transient flare?)

  YYYYMMDD(UT)   mag  observer
  20080421.999    95  (Bjorn H. Granslo)
  20080424.017    92  (Gary Poyner)
  20080425.013    97  (Laurent Bichon)
  20080428.782    90  (Kenji Hirosawa)
  20080502.099    90  (Gary Poyner)
  20080502.608    86  (Kenji Nakai)
  20080502.778    84  (Yutaka Maeda)   ***reported "very bright"
  20080502.791    88  (Kenji Hirosawa)
  20080503.053    95  (Georg Comello)
  20080503.129    90  (Jose Ripero)