[vsnet-obs 18367] New Takamizawa variable (TmzV110)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV110)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV110).

TmzV110
= GSC6491.614 055412.35 -224147.8 (2000.0) 14.25 0
= GSC6491.614 055412.35 -224147.0 (2000.0) 13.22 0
= USNO0600.01230518 055412.359 -224147.88 (2000.0) 11.2 15.4 *
= IRAS05521-2242 055206.6 -224217 (1950.0)
    F12=13.18  F25=3.98  F60=1.00  F100=1.00L
    VAR=58 LRS=16
    blue featureless, spec.index=3.0
    VII: variable star with more evolved C-rich circumstellar shell
= 055411.8 -224149 (2000.0) FSC05521-2242 13.440 3.733 0.953 0.743L
= 055412.3 -224147 (2000.0) IRAS05521-2242 13.320 4.031 0.979 1.000L 58% 3(LRS)
= 055412.3 -224147 (2000.0) SSC05521-2242 13.320 4.031 0.979 1.000L

  Takamizawa's comment:

  The star may be a Mira-type classification with a range of 10.4-13.1p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV110        941108.667  128p  Tmz.VSOLJ
TmzV110        950203.447  123p  Tmz.VSOLJ
TmzV110        951128.669  131p  Tmz.VSOLJ
TmzV110        961203.594  112p  Tmz.VSOLJ
TmzV110        970928.724  105p  Tmz.VSOLJ
TmzV110        971109.710  104p  Tmz.VSOLJ
TmzV110        980125.508  108p  Tmz.VSOLJ
TmzV110        981212.598  104p  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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