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[vsnet-newvar 232] New Takamizawa variable (TmzV684)

New Takamizawa variable (TmzV684)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV684).

TmzV684
= GSC3990.54 221721.60 +575805.0 (2000.0) 12.31 6
= IRAS22155+5743 221534.7 +574310 (1950.0)
    F12=0.44  F25=0.25L F60=3.63L F100=47.85L
    VAR=-1 LRS=-1
= 221721.9 +575811 (2000.0) IRAS22155+5743 0.421 0.250L 3.501L 49.390L -1%
= 221721.9 +575811 (2000.0) SSC22155+5743 0.421 0.250L 3.501L 49.390L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.1-12.8p.

object         YYYYMMDD(UT)   mag  code
TmzV684        19940903.562  124p  Tmz.VSOLJ
TmzV684        19970824.567  127p  Tmz.VSOLJ
TmzV684        19970827.540  125p  Tmz.VSOLJ
TmzV684        19971218.437  127p  Tmz.VSOLJ
TmzV684        19980823.562  121p  Tmz.VSOLJ
TmzV684        19980916.530  128p  Tmz.VSOLJ
TmzV684        19990709.574  125p  Tmz.VSOLJ
TmzV684        19990807.594  125p  Tmz.VSOLJ
TmzV684        19991226.462  127p  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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