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[vsnet-obs 21770] New Takamizawa variable (TmzV442)

New Takamizawa variable (TmzV442)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV442).

TmzV442
= GSC7139.2309 082545.13 -331800.1 (2000.0) 12.19 6
= USNO0525.07210587 082545.133 -331800.60 (2000.0) 10.6 13.4
= IRAS08237-3308 082346.9 -330810 (1950.0)
    F12=0.40  F25=0.25L F60=0.40L F100=13.18L
    VAR=-1 LRS=-1
= 082545.2 -331801 (2000.0) IRAS08237-3308 0.392 0.250L 0.400L 12.880L -1%
= 082545.2 -331801 (2000.0) SSC08237-3308 0.392 0.250L 0.400L 12.880L
= 082541.9 -331659 (2000.0) M7(III)(Buscombe) - - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.4-13.1p.

object         YYMMDD(UT)   mag  code
TmzV442        941111.724  127p  Tmz.VSOLJ
TmzV442        950220.528  129p  Tmz.VSOLJ
TmzV442        951118.735  127p  Tmz.VSOLJ
TmzV442        951222.701  127p  Tmz.VSOLJ
TmzV442        960211.540  131p  Tmz.VSOLJ
TmzV442        961021.828  128p  Tmz.VSOLJ
TmzV442        970227.495  126p  Tmz.VSOLJ
TmzV442        971013.806  124p  Tmz.VSOLJ
TmzV442        971103.834  128p  Tmz.VSOLJ
TmzV442        971203.741  125p  Tmz.VSOLJ
TmzV442        971231.679  127p  Tmz.VSOLJ
TmzV442        980322.516  127p  Tmz.VSOLJ
TmzV442        981115.785  129p  Tmz.VSOLJ
TmzV442        990208.537  126p  Tmz.VSOLJ
TmzV442        990404.452  127p  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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