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[vsnet-obs 871] Re: CVC 50 (TW Tri)



TW Tri

    Again I would like to add some data.  TW Tri was discovered by Kurochkin
(Astron. Trisk. No. 1023 (1978), TW Tri = SVS 2288).  The author gave a
finding chart and list of observations which is summarized below.
He commented that a typical outburst cycle length is 28 days.  I could not
find documentation about existence of standstills.

    JD          mpg
  2418538.42    13.9    13.3 on 18541
    18921.38    14.2
    33917       14.1
    36078       14.0
    41951       14.3
    41975       14.2
    42279       14.3
    42657       14.4
    42671       14.5
    42728       14.0
    42988       14.5
    43078       13.9
    43396       14.5
    43434       14.10
    43765       14.5
    43791       14.5

   This object has been included in the targets of VSOLJ probably since
1987.  A number of outbursts have been reported, including more recent
one(s) reported in VSNET (last year?).

   Although the original reference has enough information on identification,
we don't have it at hand here at the observatory.  As a matter of fact we
incidentally took V-band CCD images of TW Tri on July 27, which have not
been reduced yet due to the recent busy world of dwarf novae.

Regards,
Taichi Kato