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[vsnet-obs 21956] New Takamizawa variable (TmzV481)

New Takamizawa variable (TmzV481)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV481).

TmzV481
= GSC6022.1419 090249.79 -195729.2 (2000.0) 15.30 0 N
= USNO0675.07130914 090249.766 -195729.21 (2000.0) 12.7 15.9
= IRAS09005-1945 090032.6 -194535 (1950.0)
    F12=0.52  F25=0.25L F60=0.40L F100=1.44L
    VAR=-1 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 090249.3 -195728 (2000.0) FSC09005-1945 0.473 0.176 0.200L 2.191L
= 090249.3 -195728 (2000.0) IRAS09005-1945 0.532 0.262L 0.400L 1.427L -1%
= 090249.3 -195728 (2000.0) SSC09005-1945 0.532 0.262L 0.400L 1.427L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 14.2-14.8p.

object         YYMMDD(UT)   mag  code
TmzV481        941109.794  148p  Tmz.VSOLJ
TmzV481        950203.655  147p  Tmz.VSOLJ
TmzV481        960112.567  143p  Tmz.VSOLJ
TmzV481        971105.778  146p  Tmz.VSOLJ
TmzV481        980102.642  148p  Tmz.VSOLJ
TmzV481        980125.544  147p  Tmz.VSOLJ
TmzV481        980322.524  148p  Tmz.VSOLJ
TmzV481        980329.476  142p  Tmz.VSOLJ
TmzV481        981117.801  146p  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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