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[vsnet-newvar 1322] New Takamizawa variable (TmzV910)

New Takamizawa variable (TmzV910)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV910).

TmzV910
= GSC4036.1602 014301.76 +632205.9 (2000.0) 14.51 1
= IRAS01395+6306 013931.8 +630658 (1950.0)
     F12=0.76  F25=0.25  F60=0.44L F100=4.36L
     VAR=16 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
= 014301.5 +632205 (2000.0) CS257 - 14.1 - -
= 014301.8 +632205 (2000.0) MSX5C_G128.6754+01.0733 -33 -17 1 -2 -1 -5 V(%):-:-:1:-:-:-
= 014302.1 +632203 (2000.0) IRAS01395+6306 0.772 0.241 0.431L 4.281L 16%
= 014302.1 +632203 (2000.0) SSC01395+6306 0.772 0.241 0.431L 4.281L
= 014253.9 +632259 (2000.0) C(Buscombe) V=14.1 - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 14.3-15.2p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV910        19950127.432  150p  Tmz.VSOLJ
TmzV910        19960922.656  146p  Tmz.VSOLJ
TmzV910        19970613.737  152p  Tmz.VSOLJ
TmzV910        19980116.420  143p  Tmz.VSOLJ
TmzV910        19980629.693  149p  Tmz.VSOLJ
TmzV910        19991128.440  143p  Tmz.VSOLJ
TmzV910        20000902.687  152p  Tmz.VSOLJ
TmzV910        20011023.613  145p  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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