[vsnet-alert 25453] SS Cyg standstill

[Taichi Kato]

SS Cyg standstill

   Now appears to be in genuine standstill since early
February.  The constant brightness lasted for more than
15 days.  The prototype SS Cyg (UGSS) star now should
be re-classified as UGZ!

  YYYYMMDD(UT)   mag  observer
  20210131.378    94  (Tsuneo Horie)
  20210131.4338 9.43V  (Masayuki Moriyama)
  20210131.4355 9.23Rc  (Masayuki Moriyama)
  20210131.8125   97  (Jose Ripero)
  20210201.376    92  (Tsuneo Horie)
  20210202.378    92  (Tsuneo Horie)
  20210203.872    98  (Hiroyuki Maehara)
  20210204.203  98CV  (Klaus Wenzel)
  20210210.858   102  (Hiroyuki Maehara)
  20210211.185  9.65CV  (Klaus Wenzel)
  20210212.174  98CV  (Klaus Wenzel)
  20210212.185  101CV  (Klaus Wenzel)
  20210213.181  101CV  (Klaus Wenzel)
  20210214.176  100CV  (Klaus Wenzel)
  20210215.853   101  (Hiroyuki Maehara)
  20210217.208    97  (Klaus Wenzel)
  20210217.851   101  (Hiroyuki Maehara)
  20210219.194  97CV  (Klaus Wenzel)
  20210219.221    98  (Klaus Wenzel)
  20210219.872   102  (Hiroyuki Maehara)
  20210220.219    99  (Klaus Wenzel)
  20210220.858   102  (Hiroyuki Maehara)
  20210221.215    99  (Klaus Wenzel)
  20210221.869   101  (Hiroyuki Maehara)
  20210223.185  101CV  (Klaus Wenzel)
  20210224.164  100CV  (Klaus Wenzel)
  20210225.201  98CV  (Klaus Wenzel)
  20210225.219   100  (Klaus Wenzel)