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[vsnet-obs 21621] New Takamizawa variable (TmzV430)

New Takamizawa variable (TmzV430)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV430).

TmzV430
= USNO0600.05039532 080055.840 -242644.16 (2000.0) 11.6 19.6
= IRAS07588-2418 075848.4 -241823 (1950.0)
    F12=2.51  F25=0.76  F60=0.40L F100=1.20L
    VAR= 9 LRS=-1
 possibly I: oxygen-rich non-variable star without 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
= 080054.4 -242632 (2000.0) CS1999 - 13.5 11.0 -
= 080055.8 -242643 (2000.0) IRAS07588-2418 2.475 0.754 0.400L 1.254L 9%
= 080055.8 -242643 (2000.0) SSC07588-2418 2.475 0.754 0.400L 1.254L
= 080054.0 -242559 (2000.0) C(Buscombe) - - -

  Takamizawa's comment:

  The star may be a Mira-type variable with a range of 13.8-<14.5p.

object         YYMMDD(UT)   mag  code
TmzV430        941111.724  139p  Tmz.VSOLJ
TmzV430        950220.535  <145p  Tmz.VSOLJ
TmzV430        951118.735  143p  Tmz.VSOLJ
TmzV430        951222.713  145p  Tmz.VSOLJ
TmzV430        960211.540  <145p  Tmz.VSOLJ
TmzV430        961021.828  <145p  Tmz.VSOLJ
TmzV430        961208.655  144p  Tmz.VSOLJ
TmzV430        970227.495  <145p  Tmz.VSOLJ
TmzV430        971013.806  <145p  Tmz.VSOLJ
TmzV430        971203.725  139p  Tmz.VSOLJ
TmzV430        971231.672  138p  Tmz.VSOLJ
TmzV430        981115.785  <145p  Tmz.VSOLJ
TmzV430        990208.537  144p  Tmz.VSOLJ
TmzV430        990404.452  142p  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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