[vsnet-newvar 660] New Takamizawa variable (TmzV769)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV769)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV769).

TmzV769
= GSC5513.669 114239.79 -113347.5 (2000.0) 12.93 0
= USNO0750.07655877 114239.786 -113347.90 (2000.0) 10.4 13.3
= 2MASS 114239.756 -113348.49 (2000.0)  6.101  0.000  4.838
= 2MASS 114239.816 -113347.52 (2000.0)  0.000  0.000  0.000
= IRAS11401-1117 114007.0 -111705 (1950.0)
     F12=0.83  F25=0.44L F60=0.63L F100=1.10L
     VAR=-1 LRS=-1
= 114239.5 -113343 (2000.0) IRAS11401-1117 0.796 0.450L 0.616L 1.123L -1%
= 114239.5 -113343 (2000.0) SSC11401-1117 0.796 0.450L 0.616L 1.123L
= 114239.7 -113331 (2000.0) LMS160 M6 13.5
= 114240.9 -113354 (2000.0) FSC11401-1117 0.696 0.319L 0.157L 0.597L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.9-13.0p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV769        19940217.695  127p  Tmz.VSOLJ
TmzV769        19940310.547  126p  Tmz.VSOLJ
TmzV769        19941229.765  120p  Tmz.VSOLJ
TmzV769        19950226.624  124p  Tmz.VSOLJ
TmzV769        19951124.803  128p  Tmz.VSOLJ
TmzV769        19960418.559  122p  Tmz.VSOLJ
TmzV769        19970212.719  125p  Tmz.VSOLJ
TmzV769        19970410.522  127p  Tmz.VSOLJ
TmzV769        19971029.834  130p  Tmz.VSOLJ
TmzV769        19990112.763  125p  Tmz.VSOLJ
TmzV769        19990208.659  128p  Tmz.VSOLJ
TmzV769        19991207.837  130p  Tmz.VSOLJ
TmzV769        20000108.808  123p  Tmz.VSOLJ
TmzV769        20000131.699  125p  Tmz.VSOLJ
TmzV769        20000310.651  122p  Tmz.VSOLJ
TmzV769        20001204.812  119p  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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