[vsnet-newvar 1323] New Takamizawa variable (TmzV924)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV924)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV924).

TmzV924
= GSC4035.4 012558.28 +632931.8 (2000.0) 10.61 1
= GSC4035.4 012558.30 +632932.5 (2000.0) 10.45 1
= USNO1500.01452933 012558.296 +632932.22 (2000.0) 10.5 99.9
= IRAS01226+6313 012236.1 +631351 (1950.0)
     F12=3.02  F25=1.90  F60=1.10  F100=10.96 
     VAR= 0 LRS=-1
     VIb: variable star with relatively hot dust close to
       the star and relatively cold dust at large distance
       may be O-rich
= 012557.6 +632925 (2000.0) IRAS01226+6313 3.113 1.941 1.081 11.070 0%
= 012557.6 +632925 (2000.0) SSC01226+6313 3.113 1.941 1.081 11.070
= 012558.2 +632931 (2000.0) MSX5C_G126.7739+00.8783 23 -9 4 2 2 -2 V(%):-:-:1:1:2:-
= 012558.3 +632931 (2000.0) 1173 2.26 TYC2-4035.4.1 (11.97 0.13) (14.62 0.43)
= 012604.7 +632815 (2000.0) DO24315

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.9-11.8p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV924        19950120.474  114p  Tmz.VSOLJ
TmzV924        19970517.718  113p  Tmz.VSOLJ
TmzV924        19970703.727  115p  Tmz.VSOLJ
TmzV924        19980116.397  114p  Tmz.VSOLJ
TmzV924        19980823.617  115p  Tmz.VSOLJ
TmzV924        19981011.414  117p  Tmz.VSOLJ
TmzV924        19990105.447  109p  Tmz.VSOLJ
TmzV924        20000529.751  114p  Tmz.VSOLJ
TmzV924        20001216.393  110p  Tmz.VSOLJ
TmzV924        20010520.749  118p  Tmz.VSOLJ
TmzV924        20011116.528  116p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       SASS (Saku All Sky Survey)
       Inst.: 10cmR F4 twin patrol cameras and 25cm F2.8
       Baker-Schmidt camera T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <k-takamizawa@nifty.ne.jp>

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