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[vsnet-obs 21824] New Takamizawa variable (TmzV464)

New Takamizawa variable (TmzV464)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV464).

TmzV464
= GSC7120.1465 080225.51 -303216.3 (2000.0) 11.56 6
= USNO0525.05830931 080225.497 -303216.99 (2000.0)  9.8 16.9
= IRAS08004-3023 080025.7 -302349 (1950.0)
    F12=4.78  F25=1.74  F60=2.29  F100=7.58 
    VAR=14 LRS=-1
    VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 080225.4 -303215 (2000.0) IRAS08004-3023 4.705 1.659 2.221 7.465 14%
= 080225.4 -303215 (2000.0) SSC08004-3023 4.705 1.659 2.221 7.465
= 080225.7 -303220 (2000.0) CS2010 - 10.3 8.7 -
= 080223.9 -303159 (2000.0) C(Buscombe) V=10.3 - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.3-12.3p.

object         YYMMDD(UT)   mag  code
TmzV464        941111.724  119p  Tmz.VSOLJ
TmzV464        950220.528  123p  Tmz.VSOLJ
TmzV464        951118.735  116p  Tmz.VSOLJ
TmzV464        951222.701  120p  Tmz.VSOLJ
TmzV464        960211.540  118p  Tmz.VSOLJ
TmzV464        961021.828  115p  Tmz.VSOLJ
TmzV464        970227.495  121p  Tmz.VSOLJ
TmzV464        971013.806  114p  Tmz.VSOLJ
TmzV464        971103.834  119p  Tmz.VSOLJ
TmzV464        971203.741  113p  Tmz.VSOLJ
TmzV464        971231.679  117p  Tmz.VSOLJ
TmzV464        980322.516  121p  Tmz.VSOLJ
TmzV464        981115.785  120p  Tmz.VSOLJ
TmzV464        990208.537  116p  Tmz.VSOLJ
TmzV464        990404.452  116p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       Inst.: 10cmR F4 twin patrol cameras  T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <GHA07243@nifty.ne.jp>

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