[Message Prev][Message Next][Thread Prev][Thread Next][Message Index][Thread Index]

[vsnet-newvar 1114] New Takamizawa variable (TmzV808)

New Takamizawa variable (TmzV808)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV808).

TmzV808
= GSC5769.810 205037.41 -135013.4 (2000.0) 12.60 0
= GSC5769.810 205037.44 -135012.9 (2000.0) 13.11 0
= USNO0750.20520734 205037.417 -135013.78 (2000.0) 11.6 15.1
= IRAS20478-1401 204750.8 -140129 (1950.0)
     F12=3.63  F25=1.20  F60=0.40L F100=1.00L
     VAR= 1 LRS=-1
  possibly I: oxygen-rich non-variable star without circumstellar shell
  or VII: variable star with more evolved C-rich circumstellar shell
= 205036.5 -135015 (2000.0) FSC20478-1401 3.631 1.158 0.294 0.798L
= 205036.7 -135014 (2000.0) IRAS20478-1401 3.585 1.178 0.400L 1.000L 1%
= 205036.7 -135014 (2000.0) SSC20478-1401 3.585 1.178 0.400L 1.000L

  Takamizawa's comment:

  The star may be a semiregular variable  with a range of 12.3-13.0p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV808        19940413.792  126p  Tmz.VSOLJ
TmzV808        19940512.748  128p  Tmz.VSOLJ
TmzV808        19940703.658  130p  Tmz.VSOLJ
TmzV808        19940803.581  123p  Tmz.VSOLJ
TmzV808        19940810.659  123p  Tmz.VSOLJ
TmzV808        19940930.532  127p  Tmz.VSOLJ
TmzV808        19941127.402  129p  Tmz.VSOLJ
TmzV808        19950311.825  126p  Tmz.VSOLJ
TmzV808        19950723.655  128p  Tmz.VSOLJ
TmzV808        19951020.441  126p  Tmz.VSOLJ
TmzV808        19960423.791  123p  Tmz.VSOLJ
TmzV808        19960815.567  129p  Tmz.VSOLJ
TmzV808        19961030.456  130p  Tmz.VSOLJ
TmzV808        19970706.678  127p  Tmz.VSOLJ
TmzV808        19971025.526  129p  Tmz.VSOLJ
TmzV808        19990708.663  128p  Tmz.VSOLJ
TmzV808        20011013.451  130p  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>

VSNET Home Page

Return to Daisaku Nogami

vsnet-adm@kusastro.kyoto-u.ac.jp