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[vsnet-obs 19453] New Takamizawa variable (TmzV248)

New Takamizawa variable (TmzV248)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV248).

TmzV248
= GSC3383.25 061912.84 +502836.7 (2000.0) 12.90 6
= IRAS06153+5029 061518.1 +502952 (1950.0)
    F12=14.45  F25=4.78  F60=1.00  F100=1.00L
    VAR= 1 LRS=17
    blue featureless, spec.index=3.5
    VII: variable star with more evolved C-rich circumstellar shell
= 061911.1 +502836 (2000.0) FSC06152+5029 14.580 4.704 0.977 1.421L
= 061911.9 +502759 (2000.0) C(Buscombe) V=12.5 - -
= 061912.5 +502836 (2000.0) IRAS06153+5029 14.460 4.822 1.024 1.015L 1% 3(LRS)
= 061912.5 +502836 (2000.0) SSC06153+5029 14.460 4.822 1.024 1.015L
= 061912.7 +502838 (2000.0) CS1217 - 12.5 - -

  Takamizawa's comment:

  The star may be a semiregular variable  with  a range of 12.7-14.7p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV248        950203.476  145p  Tmz.VSOLJ
TmzV248        951219.564  127p  Tmz.VSOLJ
TmzV248        971109.675  145p  Tmz.VSOLJ
TmzV248        980119.463  133p  Tmz.VSOLJ
TmzV248        980302.440  127p  Tmz.VSOLJ
TmzV248        981218.631  147p  Tmz.VSOLJ
TmzV248        990204.446  147p  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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