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[vsnet-newvar 1326] New Takamizawa variable (TmzV927)

New Takamizawa variable (TmzV927)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV927).

TmzV927
= GSC4042.474 011916.39 +661548.3 (2000.0) 12.87 1
= USNO1500.01347656 011916.400 +661548.49 (2000.0) 12.5 16.5
= IRAS01158+6600 011552.9 +660002 (1950.0)
     F12=0.48  F25=0.25L F60=0.44L F100=19.05L
     VAR=-1 LRS=-1
= 011916.7 +661547 (2000.0) IRAS01158+6600 0.494 0.250L 0.438L 18.200L -1%
= 011916.7 +661547 (2000.0) SSC01158+6600 0.494 0.250L 0.438L 18.200L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.8-13.6p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV927        19950120.474  133p  Tmz.VSOLJ
TmzV927        19970517.718  133p  Tmz.VSOLJ
TmzV927        19970703.727  128p  Tmz.VSOLJ
TmzV927        19980116.397  129p  Tmz.VSOLJ
TmzV927        19980823.617  135p  Tmz.VSOLJ
TmzV927        19981011.414  131p  Tmz.VSOLJ
TmzV927        19990105.447  136p  Tmz.VSOLJ
TmzV927        20000529.751  132p  Tmz.VSOLJ
TmzV927        20001216.393  129p  Tmz.VSOLJ
TmzV927        20010520.749  133p  Tmz.VSOLJ
TmzV927        20011116.528  130p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       SASS (Saku All Sky Survey)
       Inst.: 10cmR F4 twin patrol cameras and 25cm F2.8
       Baker-Schmidt camera T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <k-takamizawa@nifty.ne.jp>

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