[vsnet-alert 9457] TX Oph very faint

[Taichi Kato]

   Hirosawa-san and Maeda-san have reported that the RV Tau star
TX Oph is experiencing an exceptionally faint minimum.  Such
faint minima (close to V=12) were observed with ASAS-3 in recent
years, but the current magnitude is still rather exceptional.

  YYYYMMDD(UT)   mag  observer
  20070207.839   102  (Kenji Hirosawa)
  20070212.851   101  (Kenji Hirosawa)
  20070223.858   101  (Kenji Hirosawa)
  20070228.858   102  (Kenji Hirosawa)
  20070317.842   110  (Kenji Hirosawa)
  20070327.787   114  (Yutaka Maeda)
  20070517.666   105  (Yutaka Maeda)
  20070605.610   100  (Yutaka Maeda)
  20070609.639    98  (Yutaka Maeda)
  20070723.551   107  (Kenji Hirosawa)
  20070726.569   111  (Kenji Hirosawa)
  20070727.649   114  (Kenji Hirosawa)
  20070805.542   126  (Kenji Hirosawa)
  20070808.574   122  (Yutaka Maeda)