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[vsnet-campaign-dn 3647] TV Crv outburst



TV Crv outburst

   As reported by Rod Stubbings, the short-period, large-amplitude,
SU UMa-type dwarf nova TV Crv is in outburst.  The last confirmed outburst
was in 2002 May - June (superoutburst).  Since most of the outbursts
of this object are superoutbursts, the current outburst is possibly
a superoutburst again.  Although this object had been observed in the
past, there has not yet been a systematic, complete coverage.
Ishioka-san is undertaking the job in summarizing observations, and
we would be happy to receive additional observations for the current
outburst.  Please note that TV Crv was reported to show variations
resembling "early superhumps" in WZ Sge stars, or once showed probable
super-QPOs during the early stage of a superoutburst.  Detailed observations
at this moment is also very encouraged.  This object is selected as
the second priority target (the first being OU Vir) in the evening;
if OU Vir is too faint, please turn your telescope to TV Crv!

  YYYYMMDD(UT)   mag  observer
  20030502.587  <140  (Rod Stubbings)
  20030504.138  <147  (Mike Simonsen)
  20030504.408  <148  (Rod Stubbings)
  20030505.428  <146  (Rod Stubbings)
  20030506.412  <146  (Rod Stubbings)
  20030509.546   131  (Rod Stubbings)
  20030509.610   131  (Rod Stubbings)

Regards,
Taichi Kato
VSNET Collaboration team


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