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[vsnet-newvar 187] New Takamizawa variable (TmzV647)

New Takamizawa variable (TmzV647)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV647).

TmzV647
= GSC4262.1222 215825.67 +601721.6 (2000.0) 12.64 6
= USNO1500.08693648 215825.695 +601721.79 (2000.0) 11.9 15.6
= IRAS21568+6002 215651.7 +600259 (1950.0)
    F12=0.33  F25=0.25L F60=0.69L F100=5.25L
    VAR=-1 LRS=-1
= 215826.1 +601721 (2000.0) IRAS21568+6002 0.325 0.250L 0.682L 5.313L -1%
= 215826.1 +601721 (2000.0) SSC21568+6002 0.325 0.250L 0.682L 5.313L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.6-13.3p.

object         YYYYMMDD(UT)   mag  code
TmzV647        19940903.562  129p  Tmz.VSOLJ
TmzV647        19970824.567  126p  Tmz.VSOLJ
TmzV647        19970827.540  127p  Tmz.VSOLJ
TmzV647        19971218.437  130p  Tmz.VSOLJ
TmzV647        19980823.562  128p  Tmz.VSOLJ
TmzV647        19980916.530  127p  Tmz.VSOLJ
TmzV647        19990709.574  131p  Tmz.VSOLJ
TmzV647        19990807.594  133p  Tmz.VSOLJ
TmzV647        19991226.462  126p  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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