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[vsnet-obs 21632] New Takamizawa variable (TmzV431)

New Takamizawa variable (TmzV431)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV431).

TmzV431
= GSC6578.4100 083152.68 -263707.8 (2000.0) 11.98 0
= USNO0600.06352359 083152.670 -263708.43 (2000.0) 10.0 13.0
= IRAS08297-2626 082946.0 -262659 (1950.0)
    F12=3.02  F25=1.32  F60=0.40L F100=1.00L
    VAR=42 LRS=-1
 possibly II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 083153.2 -263711 (2000.0) IRAS08297-2626 3.161 1.343 0.400L 1.000L 42%
= 083153.2 -263711 (2000.0) SSC08297-2626 3.161 1.343 0.400L 1.000L
= 083148.4 -263623 (2000.0) CD-26.6153 10.0

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.2-12.5p.

object         YYMMDD(UT)   mag  code
TmzV431        950203.655  125p  Tmz.VSOLJ
TmzV431        951118.735  121p  Tmz.VSOLJ
TmzV431        960211.540  124p  Tmz.VSOLJ
TmzV431        961021.828  122p  Tmz.VSOLJ
TmzV431        971013.806  123p  Tmz.VSOLJ
TmzV431        971105.779  122p  Tmz.VSOLJ
TmzV431        971203.725  117p  Tmz.VSOLJ
TmzV431        971231.672  120p  Tmz.VSOLJ
TmzV431        980102.642  112p  Tmz.VSOLJ
TmzV431        981115.785  115p  Tmz.VSOLJ
TmzV431        990208.537  125p  Tmz.VSOLJ
TmzV431        990404.452  115p  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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