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[vsnet-obs 21637] New Takamizawa variable (TmzV435)

New Takamizawa variable (TmzV435)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV435).

TmzV435
= GSC7120.932 080322.20 -313011.9 (2000.0) 10.65 6
= USNO0525.05881334 080322.200 -313011.96 (2000.0) 10.7 99.9
= IRAS08013-3121 080123.2 -312139 (1950.0)
    F12=1.44  F25=0.44  F60=0.40L F100=6.92L
    VAR=12 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 080321.7 -313008 (2000.0) IRAS08013-3121 1.400 0.431 0.400L 6.968L 12%
= 080321.7 -313008 (2000.0) SSC08013-3121 1.400 0.431 0.400L 6.968L
= 080322.1 -313007 (2000.0) CS2025 14.0 10.3 8.5 -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.8-11.7p.

object         YYMMDD(UT)   mag  code
TmzV435        941111.724  113p  Tmz.VSOLJ
TmzV435        950220.528  117p  Tmz.VSOLJ
TmzV435        951118.735  112p  Tmz.VSOLJ
TmzV435        951222.701  111p  Tmz.VSOLJ
TmzV435        960211.540  115p  Tmz.VSOLJ
TmzV435        961021.828  112p  Tmz.VSOLJ
TmzV435        970227.495  113p  Tmz.VSOLJ
TmzV435        971013.806  109p  Tmz.VSOLJ
TmzV435        971103.834  108p  Tmz.VSOLJ
TmzV435        971203.741  109p  Tmz.VSOLJ
TmzV435        971231.679  110p  Tmz.VSOLJ
TmzV435        980322.516  111p  Tmz.VSOLJ
TmzV435        981115.785  113p  Tmz.VSOLJ
TmzV435        990208.537  111p  Tmz.VSOLJ
TmzV435        990404.452  110p  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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