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[vsnet-obs 19085] New Takamizawa variable (TmzV206)

New Takamizawa variable (TmzV206)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV206).

TmzV206
= GSC3331.914 040616.70 +474537.6 (2000.0) 12.89 1
= USNO1350.04316518 040616.707 +474537.92 (2000.0) 11.8 15.5
= IRAS04026+4737 040238.5 +473733 (1950.0)
    F12=5.75  F25=3.63  F60=0.76  F100=2.29L
    VAR= 4 LRS=-1
    VII: variable star with more evolved C-rich circumstellar shell
= 040616.4 +474537 (2000.0) IRAS04026+4737 5.746 3.606 0.772 2.191L 4%
= 040616.4 +474537 (2000.0) SSC04026+4737 5.746 3.606 0.772 2.191L
= 040620.0 +474603 (2000.0) 1G280

  Takamizawa's comment:

  The star may be a semiregular variable  with  a renge of 13.1-13.8p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV206        940910.704  136p  Tmz.VSOLJ
TmzV206        941108.558  136p  Tmz.VSOLJ
TmzV206        941223.461  136p  Tmz.VSOLJ
TmzV206        950320.485  135p  Tmz.VSOLJ
TmzV206        950823.720  135p  Tmz.VSOLJ
TmzV206        951127.554  138p  Tmz.VSOLJ
TmzV206        961229.422  137p  Tmz.VSOLJ
TmzV206        970714.728  135p  Tmz.VSOLJ
TmzV206        970802.707  134p  Tmz.VSOLJ
TmzV206        971010.688  131p  Tmz.VSOLJ
TmzV206        971123.526  135p  Tmz.VSOLJ
TmzV206        971221.456  136p  Tmz.VSOLJ
TmzV206        980820.706  134p  Tmz.VSOLJ
TmzV206        990109.498  133p  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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