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[vsnet-obs 20963] New Takamizawa variable (TmzV379)

New Takamizawa variable (TmzV379)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV379).

TmzV379
= GSC791.444 075323.78 +142810.2 (2000.0) 10.31 1
= GSC791.444 075323.88 +142812.4 (2000.0) 10.04 1
= USNO0975.05642167 075323.836 +142811.31 (2000.0) 10.2 99.9
= IRAS07505+1436 075034.7 +143602 (1950.0)
    F12=1.44  F25=0.58  F60=0.40L F100=1.00L
    VAR= 2 LRS=-1
 possibly II: variable star with 'young' O-rich 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
= 075323.6 +142811 (2000.0) IRAS07505+1436 1.402 0.549 0.400L 1.000L 2%
= 075323.6 +142811 (2000.0) SSC07505+1436 1.402 0.549 0.400L 1.000L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.4-11.2p.

object         YYMMDD(UT)   mag  code
TmzV379        940306.483  109p  Tmz.VSOLJ
TmzV379        941111.701  104p  Tmz.VSOLJ
TmzV379        950220.557  108p  Tmz.VSOLJ
TmzV379        951025.783  106p  Tmz.VSOLJ
TmzV379        951222.740  105p  Tmz.VSOLJ
TmzV379        961208.668  104p  Tmz.VSOLJ
TmzV379        971012.756  106p  Tmz.VSOLJ
TmzV379        971231.644  105p  Tmz.VSOLJ
TmzV379        980919.784  105p  Tmz.VSOLJ
TmzV379        981117.710  105p  Tmz.VSOLJ
TmzV379        981213.624  112p  Tmz.VSOLJ
TmzV379        990208.519  105p  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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