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[vsnet-obs 21442] New Takamizawa variable (TmzV408)

New Takamizawa variable (TmzV408)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV408).

TmzV408
= GSC6001.1584 082237.42 -180312.6 (2000.0) 12.43 0
= GSC6001.1584 082237.43 -180312.8 (2000.0) 12.17 0
= USNO0675.06372001 082237.434 -180312.60 (2000.0) 10.7 13.6
= IRAS08203-1753 082021.2 -175331 (1950.0)
    F12=1.74  F25=0.91  F60=0.40L F100=1.00L
    VAR= 0 LRS=-1
 possibly IIIa: variable star with more evolved O-rich c.s. shell
 or VIb: variable star with relatively hot dust close to
      the star and relatively cold dust at large distance
      may be O-rich
 or VII: variable star with more evolved C-rich circumstellar shell
= 082236.8 -180309 (2000.0) FSC08203-1753 1.775 0.841 0.168 0.497L
= 082237.2 -180311 (2000.0) IRAS08203-1753 1.694 0.904 0.400L 1.000L 0%
= 082237.2 -180311 (2000.0) SSC08203-1753 1.694 0.904 0.400L 1.000L
= 082237.2 -180358 (2000.0) LMS101 M6 13.0

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.6-12.5p.

object         YYMMDD(UT)   mag  code
TmzV408        941111.717  118p  Tmz.VSOLJ
TmzV408        950220.535  125p  Tmz.VSOLJ
TmzV408        951222.713  118p  Tmz.VSOLJ
TmzV408        960211.531  124p  Tmz.VSOLJ
TmzV408        961208.655  116p  Tmz.VSOLJ
TmzV408        970227.504  125p  Tmz.VSOLJ
TmzV408        971013.813  119p  Tmz.VSOLJ
TmzV408        971203.725  123p  Tmz.VSOLJ
TmzV408        971231.672  118p  Tmz.VSOLJ
TmzV408        981115.792  118p  Tmz.VSOLJ
TmzV408        990208.547  120p  Tmz.VSOLJ
TmzV408        990404.460  122p  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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