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[vsnet-newvar 278] New Takamizawa variable (TmzV723)



New Takamizawa variable (TmzV723)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV723).

TmzV723
= GSC3972.943 215449.12 +551539.7 (2000.0) 11.07 1
= GSC3972.943 215449.17 +551539.3 (2000.0) 11.07 1
= USNO1425.12635259 215449.136 +551539.74 (2000.0) 10.7 14.1
= IRAS21530+5501 215305.7 +550120 (1950.0)
    F12=0.33  F25=1.10L F60=0.48L F100=19.05L
    VAR=-1 LRS=-1
= 215449.2 +551534 (2000.0) IRAS21530+5501 0.331 1.052L 0.467L 19.940L -1%
= 215449.2 +551534 (2000.0) SSC21530+5501 0.331 1.052L 0.467L 19.940L
= 215449.2 +551538 (2000.0) 1158 1.63 TYC2-3972.943.1 (11.75 0.12) (13.67 0.34)

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.5-12.0p.

object         YYYYMMDD(UT)   mag  code
TmzV722        19970824.567  115p  Tmz.VSOLJ
TmzV723        19940903.567  115p  Tmz.VSOLJ
TmzV723        19941127.492  118p  Tmz.VSOLJ
TmzV723        19951212.460  118p  Tmz.VSOLJ
TmzV723        19970827.549  117p  Tmz.VSOLJ
TmzV723        19971218.393  120p  Tmz.VSOLJ
TmzV723        19980916.541  119p  Tmz.VSOLJ
TmzV723        19990709.583  118p  Tmz.VSOLJ
TmzV723        19990807.602  118p  Tmz.VSOLJ
TmzV723        19991226.386  120p  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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