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[vsnet-newvar 1112] New Takamizawa variable (TmzV806)

New Takamizawa variable (TmzV806)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV806).

TmzV806
= GSC6930.1182 205235.85 -263850.9 (2000.0) 13.22 0
= USNO0600.23533610 205235.832 -263851.48 (2000.0) 10.8 14.1
= 2MASS 205235.846 -263850.17 (2000.0)  6.035  0.000  4.809
= IRAS20496-2650 204937.7 -265009 (1950.0)
     F12=0.69  F25=0.44L F60=0.40L F100=1.00L
     VAR=-1 LRS=-1
= 205236.0 -263848 (2000.0) IRAS20496-2650 0.702 0.416L 0.400L 1.000L -1%
= 205236.0 -263848 (2000.0) SSC20496-2650 0.702 0.416L 0.400L 1.000L
= 205237.0 -263846 (2000.0) FSC20496-2650 0.701 0.228 0.129L 0.851L

  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
TmzV806        19940512.742  130p  Tmz.VSOLJ
TmzV806        19940703.665  126p  Tmz.VSOLJ
TmzV806        19940803.588  126p  Tmz.VSOLJ
TmzV806        19940810.651  128p  Tmz.VSOLJ
TmzV806        19940930.540  125p  Tmz.VSOLJ
TmzV806        19941127.394  123p  Tmz.VSOLJ
TmzV806        19950723.663  126p  Tmz.VSOLJ
TmzV806        19951020.433  127p  Tmz.VSOLJ
TmzV806        19960815.551  126p  Tmz.VSOLJ
TmzV806        19970706.686  128p  Tmz.VSOLJ
TmzV806        19971025.518  125p  Tmz.VSOLJ
TmzV806        19990708.667  124p  Tmz.VSOLJ
TmzV806        20011013.444  128p  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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