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[vsnet-obs 21636] New Takamizawa variable (TmzV434)

New Takamizawa variable (TmzV434)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV434).

TmzV434
= GSC7120.860 080342.41 -312645.8 (2000.0) 11.55 6
= USNO0525.05899394 080342.373 -312645.34 (2000.0)  9.8 12.2
= IRAS08017-3118 080143.5 -311813 (1950.0)
    F12=17.37  F25=10.00  F60=1.74  F100=7.58L
    VAR= 6 LRS=14
    blue featureless, spec.index=2.0
    IIIa: variable star with more evolved O-rich c.s. shell
= 080342.1 -312644 (2000.0) IRAS08017-3118 18.190 9.902 1.680 7.331L 6% 4(LRS)
= 080342.1 -312644 (2000.0) SSC08017-3118 18.190 9.902 1.680 7.331L
= 080345.6 -312643 (2000.0) RAFGL1223
= 080345.6 -312643 (2000.0) TMSS-30114
= 080342.0 -312559 (2000.0) M8(III)(Buscombe) - - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.4-12.2p.

object         YYMMDD(UT)   mag  code
TmzV434        941111.724  115p  Tmz.VSOLJ
TmzV434        950220.528  118p  Tmz.VSOLJ
TmzV434        951118.735  117p  Tmz.VSOLJ
TmzV434        951222.701  118p  Tmz.VSOLJ
TmzV434        960211.540  115p  Tmz.VSOLJ
TmzV434        961021.828  117p  Tmz.VSOLJ
TmzV434        970227.495  116p  Tmz.VSOLJ
TmzV434        971013.806  114p  Tmz.VSOLJ
TmzV434        971103.834  115p  Tmz.VSOLJ
TmzV434        971203.741  118p  Tmz.VSOLJ
TmzV434        971231.679  119p  Tmz.VSOLJ
TmzV434        980322.516  120p  Tmz.VSOLJ
TmzV434        981115.785  118p  Tmz.VSOLJ
TmzV434        990208.537  114p  Tmz.VSOLJ
TmzV434        990404.452  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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