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[vsnet-obs 19119] New Takamizawa variable (TmzV213)

New Takamizawa variable (TmzV213)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV213).

TmzV213
= GSC2379.1135 041537.67 +351225.8 (2000.0) 11.41 1
= USNO1200.02120896 041537.662 +351225.48 (2000.0) 10.0 12.9
= IRAS04123+3504 041221.9 +350459 (1950.0)
    F12=4.78  F25=1.58  F60=0.44L F100=1.44L
    VAR= 5 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 041537.6 +351226 (2000.0) IRAS04123+3504 4.640 1.583 0.452L 1.416L 5%
= 041537.6 +351226 (2000.0) SSC04123+3504 4.640 1.583 0.452L 1.416L
= 041537.8 +351227 (2000.0) FSC04123+3504 4.664 1.540 0.495L 2.197L

  Takamizawa's comment:

  The star may be a semiregular variable  with  a renge of 10.8-12.2p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV213        940810.714  112p  Tmz.VSOLJ
TmzV213        940910.709  108p  Tmz.VSOLJ
TmzV213        941108.558  122p  Tmz.VSOLJ
TmzV213        941223.461  117p  Tmz.VSOLJ
TmzV213        950320.485  121p  Tmz.VSOLJ
TmzV213        950823.727  115p  Tmz.VSOLJ
TmzV213        951127.562  118p  Tmz.VSOLJ
TmzV213        960815.715  115p  Tmz.VSOLJ
TmzV213        961202.463  116p  Tmz.VSOLJ
TmzV213        961229.422  113p  Tmz.VSOLJ
TmzV213        970714.735  116p  Tmz.VSOLJ
TmzV213        970802.723  122p  Tmz.VSOLJ
TmzV213        971010.688  114p  Tmz.VSOLJ
TmzV213        971123.534  116p  Tmz.VSOLJ
TmzV213        981112.555  114p  Tmz.VSOLJ
TmzV213        990109.506  115p  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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