[vsnet-newvar 205] New Takamizawa variable (TmzV663)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV663)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV663).  The variable is identical with Hiraga's variable
J220638+594120.

TmzV663
= GSC3981.64 220637.85 +594120.5 (2000.0) 11.10 6
= USNO1425.12951337 220637.848 +594120.53 (2000.0) 11.7 15.5 *
= IRAS22049+5926 220458.7 +592641 (1950.0)
    F12=15.84  F25=10.00  F60=1.44  F100=27.53L
    VAR= 6 LRS=-1
    IIIa: variable star with more evolved O-rich c.s. shell
= 220637.9 +594119 (2000.0) HrmV_J220638+594120 11.0 13.0v SR 525: - 
= 220638.0 +594121 (2000.0) IRAS22049+5926 15.230 9.735 1.427 28.430L 6%
= 220638.0 +594121 (2000.0) SSC22049+5926 15.230 9.735 1.427 28.430L
= 220642.7 +594017 (2000.0) DO40754

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.9-12.2p.

object         YYYYMMDD(UT)   mag  code
J220638+594120 19940903.562  117p  Tmz.VSOLJ
J220638+594120 19970824.567  109p  Tmz.VSOLJ
J220638+594120 19970827.540  110p  Tmz.VSOLJ
J220638+594120 19971218.437  117p  Tmz.VSOLJ
J220638+594120 19980823.562  114p  Tmz.VSOLJ
J220638+594120 19980916.530  111p  Tmz.VSOLJ
J220638+594120 19990709.574  116p  Tmz.VSOLJ
J220638+594120 19990807.594  117p  Tmz.VSOLJ
J220638+594120 19991226.462  122p  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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