[vsnet-alert 12807] SDSS J133941.11+484727.5 very bright outburst!

Tue Feb 8 10:09:18 JST 2011

SDSS J133941.11+484727.5 very bright outburst!

   Jeremy Shears has detected a very bright outburst (report via baavss-alert)
of this suspected WZ Sge-type dwarf nova.   This is the first recorded
outburst of this object and 7 mag brighter than in quiescence!
Time-resolved photometry and spectroscopy are urgently requested!

  YYYYMMDD(UT)   mag  observer
  20110207.919   104  (Jeremy Shears)
  20110207.940  10.416V  (Ian Miller)
  20110207.958   105  (Gary Poyner)

Basic information:

SDSSJ133941.11+484727.5 133941.11 +484727.5 qUGSU:+ZZ 17.2 17.7 R
http://adsabs.harvard.edu/abs/2005AJ....129.2386S (WD visible, Porb=1.7:hr?)
http://adsabs.harvard.edu/abs/2006MNRAS.365..969G (Porb=82.52 min; ZZ type)
type: Porb strongly suggests UGSU type
range: in quiescence, CSS data
(http://nesssi.cacr.caltech.edu/catalina/20010320/103201490494100485p.html)