[vsnet-obs 21297] New Takamizawa variable (TmzV389)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV389)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV389).

TmzV389
= GSC203.1031 080925.48 +050820.0 (2000.0) 12.42 1
= USNO0900.05800289 080925.487 +050820.16 (2000.0) 11.8 15.2
= IRAS08067+0517 080647.0 +051713 (1950.0)
    F12=1.00  F25=0.52  F60=0.40L F100=1.00L
    VAR= 9 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
= 080925.8 +050821 (2000.0) IRAS08067+0517 0.989 0.516 0.400L 1.000L 9%
= 080925.8 +050821 (2000.0) SSC08067+0517 0.989 0.516 0.400L 1.000L
= 080926.1 +050818 (2000.0) FSC08067+0517 1.006 0.478 0.128 0.474L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.7-13.7p.

object         YYMMDD(UT)   mag  code
TmzV389        940306.492  127p  Tmz.VSOLJ
TmzV389        941111.708  131p  Tmz.VSOLJ
TmzV389        950220.550  129p  Tmz.VSOLJ
TmzV389        951025.790  132p  Tmz.VSOLJ
TmzV389        951222.729  129p  Tmz.VSOLJ
TmzV389        961208.635  130p  Tmz.VSOLJ
TmzV389        970227.512  131p  Tmz.VSOLJ
TmzV389        971012.765  132p  Tmz.VSOLJ
TmzV389        971231.652  133p  Tmz.VSOLJ
TmzV389        980919.793  127p  Tmz.VSOLJ
TmzV389        981117.719  137p  Tmz.VSOLJ
TmzV389        990208.527  134p  Tmz.VSOLJ
TmzV389        990404.467  135p  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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