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[vsnet-obs 18057] New Takamizawa variable (TmzV82)

New Takamizawa variable (TmzV82)

New Takamizawa variable (TmzV82)

  Kesao Takamizawa (Nagano, Japan) reports his discovery of a new variable
star (TmzV82).

TmzV82 =
= IRAS07591-0957 075906.9 -095719 (1950.0)
    F12=3.98  F25=1.20  F60=0.30  F100=1.10L
    VAR= 8 LRS=-1
    VII: variable star with more evolved C-rich circumstellar shell
= 080130.3 -100541 (2000.0) FSC07591-0957 4.354 1.141 0.222 1.603L
= 080130.3 -100541 (2000.0) IRAS07591-0957 4.159 1.182 0.298 1.056L 8%
= 080130.3 -100541 (2000.0) SSC07591-0957 4.159 1.182 0.298 1.056L

   No likely USNO counterpart, or the IRAS source offset?

   Takamizawa's comment:

  The star may be a Mira-type classification with a range of 12.3-15.0p.

Photographic magnitude estimates by VSOLJ members

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

object         YYMMDD(UT)   mag  code
TmzV82         940505.456  135p  Tmz.VSOLJ
TmzV82         941111.717  147p  Tmz.VSOLJ
TmzV82         950220.543  146p  Tmz.VSOLJ
TmzV82         951222.721  150p  Tmz.VSOLJ
TmzV82         960211.531  148p  Tmz.VSOLJ
TmzV82         961208.645  146p  Tmz.VSOLJ
TmzV82         970227.504  148p  Tmz.VSOLJ
TmzV82         971013.813  129p  Tmz.VSOLJ
TmzV82         971203.733  134p  Tmz.VSOLJ
TmzV82         971231.663  138p  Tmz.VSOLJ
TmzV82         981115.793  123p  Tmz.VSOLJ

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

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