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[vsnet-newvar 207] New Takamizawa variable (TmzV665)

New Takamizawa variable (TmzV665)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV665).

TmzV665
= GSC4263.1520 220557.95 +605954.4 (2000.0) 12.15 6
= USNO1500.08852241 220557.964 +605954.09 (2000.0) 12.0 15.5
= IRAS22043+6045 220422.1 +604512 (1950.0)
    F12=1.74  F25=0.58  F60=0.52L F100=6.31L
    VAR= 0 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 220558.1 +605950 (2000.0) IRAS22043+6045 1.741 0.599 0.518L 6.121L 0%
= 220558.1 +605950 (2000.0) SSC22043+6045 1.741 0.599 0.518L 6.121L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.8-12.9p.

object         YYYYMMDD(UT)   mag  code
TmzV665        19940903.562  124p  Tmz.VSOLJ
TmzV665        19970824.567  128p  Tmz.VSOLJ
TmzV665        19970827.540  127p  Tmz.VSOLJ
TmzV665        19971218.437  127p  Tmz.VSOLJ
TmzV665        19980823.562  125p  Tmz.VSOLJ
TmzV665        19980916.530  126p  Tmz.VSOLJ
TmzV665        19990709.574  123p  Tmz.VSOLJ
TmzV665        19990807.594  129p  Tmz.VSOLJ
TmzV665        19991226.462  118p  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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