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[vsnet-obs 21355] New Takamizawa variable (TmzV404)

New Takamizawa variable (TmzV404)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV404).

TmzV404
= USNO0750.05488836 075554.080 -124323.42 (2000.0) 11.2 20.0
= IRAS07535-1235 075333.5 -123522 (1950.0)
    F12=1.00  F25=0.25  F60=0.40L F100=1.00L
    VAR= 0 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 075554.0 -124322 (2000.0) IRAS07535-1235 1.005 0.239 0.400L 1.000L 0%
= 075554.0 -124322 (2000.0) SSC07535-1235 1.005 0.239 0.400L 1.000L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.3-14.6p.

object         YYMMDD(UT)   mag  code
TmzV404        940505.456  <140p  Tmz.VSOLJ
TmzV404        941111.717  146p  Tmz.VSOLJ
TmzV404        950220.543  135p  Tmz.VSOLJ
TmzV404        951222.721  142p  Tmz.VSOLJ
TmzV404        960211.531  139p  Tmz.VSOLJ
TmzV404        961208.645  143p  Tmz.VSOLJ
TmzV404        970227.504  133p  Tmz.VSOLJ
TmzV404        971013.813  144p  Tmz.VSOLJ
TmzV404        971203.733  146p  Tmz.VSOLJ
TmzV404        971231.663  145p  Tmz.VSOLJ
TmzV404        981115.792  146p  Tmz.VSOLJ
TmzV404        981117.735  145p  Tmz.VSOLJ
TmzV404        990208.547  140p  Tmz.VSOLJ
TmzV404        990404.460  139p  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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