[vsnet-alert 23156] ASASSN-14gb: superoutburst following precursor

[Taichi Kato]

ASASSN-14gb: superoutburst following precursor

  YYYYMMDD(UT)   mag  observer
  20190401.2081 <17.269g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190401.2094 <17.297g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190401.2107 <17.363g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190402.3637 14.625g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190402.3649 14.671g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190402.3661 14.653g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190403.3630 14.979g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190403.3642 14.907g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190403.3654 14.878g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190404.5339 16.099g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190404.5352 16.154g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190404.5364 16.232g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190405.1917 <17.164g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190405.1930 <17.246g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190405.1942 <17.181g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190406.2151 16.856g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190406.2164 16.698g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190406.2176 <17.195g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190407.0102 14.463g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190407.0114 14.453g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190407.0126 14.488g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190408.0988 14.328g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190408.2024 14.364g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190408.2037 14.342g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190408.2050 14.316g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190409.3391 14.506g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190409.3403 14.542g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190409.3415 14.476g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190410.2469 14.730g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190410.2481 14.733g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190410.2493 14.730g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190411.1915 14.822g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190411.1928 14.838g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))
  20190411.1941 14.864g  (ASAS-SN survey (Shappee+ 2014; Kochanek+ 2017))

ASAS-SN data:
https://asas-sn.osu.edu/light_curves/08edf09f-5e79-4e1f-a0dc-8e6615f180bb

Gaia detection:
Gaia19bgo	AT2019det	2019-04-04 03:28:38	250.55516	-23.22049	15.39	17.28	0.25	unknown	2019-04-10 12:43:07	CV ASASSN-14gb brightens by 2 mags