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[vsnet-obs 21949] New Takamizawa variable (TmzV475)

New Takamizawa variable (TmzV475)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV475).

TmzV475
= GSC7122.290 081845.49 -315110.1 (2000.0) 11.81 6
= GSC7122.290 081845.57 -315110.1 (2000.0) 13.39 0
= USNO0525.06787673 081845.507 -315110.37 (2000.0) 11.0 14.4
= IRAS08167-3141 081646.1 -314146 (1950.0)
    F12=2.29  F25=1.00  F60=0.48  F100=2.09L
    VAR=12 LRS=-1
    VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 081845.6 -315112 (2000.0) IRAS08167-3141 2.277 0.988 0.470 2.167L 12%
= 081845.6 -315112 (2000.0) SSC08167-3141 2.277 0.988 0.470 2.167L
= 081841.9 -314959 (2000.0) M7(III)(Buscombe) - - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.7-12.8p.

object         YYMMDD(UT)   mag  code
TmzV475        941111.724  121p  Tmz.VSOLJ
TmzV475        950220.528  122p  Tmz.VSOLJ
TmzV475        951118.735  123p  Tmz.VSOLJ
TmzV475        951222.701  120p  Tmz.VSOLJ
TmzV475        960211.540  117p  Tmz.VSOLJ
TmzV475        961021.828  121p  Tmz.VSOLJ
TmzV475        970227.495  124p  Tmz.VSOLJ
TmzV475        971013.806  124p  Tmz.VSOLJ
TmzV475        971103.834  119p  Tmz.VSOLJ
TmzV475        971203.741  124p  Tmz.VSOLJ
TmzV475        971231.679  120p  Tmz.VSOLJ
TmzV475        980322.516  121p  Tmz.VSOLJ
TmzV475        981115.785  118p  Tmz.VSOLJ
TmzV475        990208.537  128p  Tmz.VSOLJ
TmzV475        990404.452  120p  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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