[vsnet-alert 10557] GU Sgr fading

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Sun Oct 5 10:31:01 JST 2008


   The R CrB-type star GU Sgr has apparently started fading
(apparently below usual pulsation-like variations).

  YYYYMMDD(UT)   mag  observer
  20080902.485   109  (Peter F. Williams)
  20080911.1363 10.579V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20080913.1641 10.572V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20080917.0573 10.637V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20080920.0509 10.688V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20080922.0873 10.672:V (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20080925.1252 10.765V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20080930.0430 11.012V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))
  20081001.451   112  (Peter F. Williams)
  20081003.0265 11.150V  (ASAS (Pojmanski, G. 2002, Acta Astron. 52,397))


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