[vsnet-alert 23975] V589 Her likely superoutburst

[Taichi Kato]

V589 Her likely superoutburst

   Superhump observations were made only in 2002
(Vanmunster, three nights).  Worth observing now.

  YYYYMMDD(UT)   mag  observer
  20200131.5190 19.207zg  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20200131.5442 18.812zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20200203.8043 <152c  (Yutaka Maeda)
  20200204.7989 <143c  (Yutaka Maeda)
  20200205.7622 <151c  (Yutaka Maeda)
  20200206.5426 18.736zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20200209.5093 18.912zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20200215.2206 15.18V  (Carlo Gualdoni)
  20200215.5275 14.991zr  (Zwicky Transient Facility Lasair (Masci+ 2019))
  20200215.5616 14.696zg  (Zwicky Transient Facility Lasair (Masci+ 2019))