[vsnet-obs 21583] New Takamizawa variable (TmzV419)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV419)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV419).

TmzV419
= GSC6577.2205 082403.03 -264459.2 (2000.0) 12.23 0
= USNO0600.06066644 082403.014 -264459.05 (2000.0) 11.3 12.5
= IRAS08219-2635 082156.4 -263513 (1950.0)
    F12=1.00  F25=0.30  F60=0.40L F100=1.00L
    VAR= 5 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
= 082402.8 -264458 (2000.0) IRAS08219-2635 1.017 0.294 0.400L 1.002L 5%
= 082402.8 -264458 (2000.0) SSC08219-2635 1.017 0.294 0.400L 1.002L
= 082403.0 -264459 (2000.0) 1074 1.09 TYC6577.2205.1 plx=52.2(59.5) (0.10 0.22)
= 082400.0 -264359 (2000.0) M4(III)(Buscombe) - - -
= 082401.7 -264345 (2000.0) CD-26.5976 10.0

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.2-12.0p.

object         YYMMDD(UT)   mag  code
TmzV419        941111.724  114p  Tmz.VSOLJ
TmzV419        950220.535  115p  Tmz.VSOLJ
TmzV419        951118.735  115p  Tmz.VSOLJ
TmzV419        951222.713  113p  Tmz.VSOLJ
TmzV419        960211.540  117p  Tmz.VSOLJ
TmzV419        961021.828  115p  Tmz.VSOLJ
TmzV419        961208.655  114p  Tmz.VSOLJ
TmzV419        970227.495  112p  Tmz.VSOLJ
TmzV419        971013.806  120p  Tmz.VSOLJ
TmzV419        971203.725  118p  Tmz.VSOLJ
TmzV419        971231.672  119p  Tmz.VSOLJ
TmzV419        981115.785  117p  Tmz.VSOLJ
TmzV419        990208.537  114p  Tmz.VSOLJ
TmzV419        990404.452  112p  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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