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[vsnet-newvar 1327] New Takamizawa variable (TmzV928)

New Takamizawa variable (TmzV928)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV928).

TmzV928
= GSC4042.847 011413.90 +655137.2 (2000.0) 11.44 1
= USNO1500.01268341 011413.900 +655137.25 (2000.0) 11.4 99.9
= IRAS01109+6535 011054.2 +653545 (1950.0)
     F12=3.98  F25=1.32  F60=0.40L F100=14.45L
     VAR=37 LRS=-1
  possibly I: oxygen-rich non-variable star without circumstellar shell
  or VII: variable star with more evolved C-rich circumstellar shell
= 011413.8 +655133 (2000.0) MSX5C_G125.2625+03.0907 -19 -10 6 3 2 -2 V(%):-:-:1:2:4:-
= 011413.8 +655141 (2000.0) CS190 - 11.4 8.2 -
= 011414.0 +655137 (2000.0) IRAS01109+6535 4.001 1.362 0.401L 14.320L 37%
= 011414.0 +655137 (2000.0) SSC01109+6535 4.001 1.362 0.401L 14.320L
= 011411.9 +655159 (2000.0) C5,5(Buscombe) V=11.3 B-V=.58 

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.5-12.6p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV928        19950120.474  120p  Tmz.VSOLJ
TmzV928        19970517.718  113p  Tmz.VSOLJ
TmzV928        19970703.727  118p  Tmz.VSOLJ
TmzV928        19980116.397  126p  Tmz.VSOLJ
TmzV928        19980823.617  121p  Tmz.VSOLJ
TmzV928        19981011.414  123p  Tmz.VSOLJ
TmzV928        19990105.447  122p  Tmz.VSOLJ
TmzV928        20000529.751  118p  Tmz.VSOLJ
TmzV928        20001216.393  115p  Tmz.VSOLJ
TmzV928        20010520.749  117p  Tmz.VSOLJ
TmzV928        20011116.528  118p  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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