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[vsnet-obs 21780] New Takamizawa variable (TmzV451)

New Takamizawa variable (TmzV451)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV451).

TmzV451
= GSC7121.2053 081436.81 -305824.0 (2000.0) 12.21 6
= USNO0525.06544310 081436.780 -305824.00 (2000.0) 11.2 14.2
= IRAS08126-3049 081237.0 -304917 (1950.0)
    F12=0.91  F25=0.58  F60=0.40L F100=1.44L
    VAR= 2 LRS=-1
 possibly IIIa: variable star with more evolved O-rich c.s. shell
 or VIb: variable star with relatively hot dust close to
      the star and relatively cold dust at large distance
      may be O-rich
 or VII: variable star with more evolved C-rich circumstellar shell
= 081435.9 -305759 (2000.0) M5(III)(Buscombe) - - -
= 081437.3 -305828 (2000.0) IRAS08126-3049 0.891 0.579 0.400L 1.417L 2%
= 081437.3 -305828 (2000.0) SSC08126-3049 0.891 0.579 0.400L 1.417L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.1-13.4p.

object         YYMMDD(UT)   mag  code
TmzV451        941111.724  123p  Tmz.VSOLJ
TmzV451        950220.528  122p  Tmz.VSOLJ
TmzV451        951118.735  134p  Tmz.VSOLJ
TmzV451        951222.701  132p  Tmz.VSOLJ
TmzV451        960211.540  130p  Tmz.VSOLJ
TmzV451        961021.828  121p  Tmz.VSOLJ
TmzV451        970227.495  122p  Tmz.VSOLJ
TmzV451        971013.806  130p  Tmz.VSOLJ
TmzV451        971103.834  131p  Tmz.VSOLJ
TmzV451        971203.741  131p  Tmz.VSOLJ
TmzV451        971231.679  130p  Tmz.VSOLJ
TmzV451        980322.516  131p  Tmz.VSOLJ
TmzV451        981115.785  125p  Tmz.VSOLJ
TmzV451        990208.537  121p  Tmz.VSOLJ
TmzV451        990404.452  123p  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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