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[vsnet-obs 19416] New Takamizawa variable (TmzV243)

New Takamizawa variable (TmzV243)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV243).

TmzV243
= GSC3754.324 055009.47 +542244.1 (2000.0) 13.89 1
= USNO1425.06359749 055009.503 +542244.23 (2000.0)  9.6 13.1
= IRAS05460+5421 054601.9 +542150 (1950.0)
    F12=0.40  F25=0.30L F60=0.76L F100=2.09L
    VAR=-1 LRS=-1
= 055008.6 +542242 (2000.0) IRAS05460+5421 0.397 0.290L 0.775L 2.150L -1%
= 055008.6 +542242 (2000.0) SSC05460+5421 0.397 0.290L 0.775L 2.150L
= 055008.7 +542244 (2000.0) FSC05460+5421 0.458 0.191L 0.182L 1.727L

  Takamizawa's comment:

  The star may be a Mira-type variable  with  a range of 11.2-15.3p, and
a period of about 334days (JD2451166).

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV243        950127.530  <147p  Tmz.VSOLJ
TmzV243        950203.476  <142p  Tmz.VSOLJ
TmzV243        951217.537  152p  Tmz.VSOLJ
TmzV243        951219.564  153p  Tmz.VSOLJ
TmzV243        961015.749  <147p  Tmz.VSOLJ
TmzV243        970811.728  <150p  Tmz.VSOLJ
TmzV243        971109.675  138p  Tmz.VSOLJ
TmzV243        971124.546  131p  Tmz.VSOLJ
TmzV243        971221.508  123p  Tmz.VSOLJ
TmzV243        980119.463  114p  Tmz.VSOLJ
TmzV243        980302.440  115p  Tmz.VSOLJ
TmzV243        980916.721  134p  Tmz.VSOLJ
TmzV243        981024.647  118p  Tmz.VSOLJ
TmzV243        981218.631  112p  Tmz.VSOLJ
TmzV243        990111.547  123p  Tmz.VSOLJ
TmzV243        990204.446  134p  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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