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[vsnet-obs 20092] New Takamizawa variable (TmzV325)

New Takamizawa variable (TmzV325)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV325).

TmzV325
(double star on GSC; Takamizawa's identification points GSC5992.3214)
= GSC5992.2395 073634.44 -210639.3 (2000.0) 13.25 0 N
= GSC5992.2395 073634.45 -210637.2 (2000.0) 13.33 0 N
= GSC5992.3214 073634.67 -210647.6 (2000.0) 12.61 0 N
= GSC5992.3214 073634.70 -210646.1 (2000.0) 12.38 0 N
= USNO0675.04502505 073634.492 -210638.98 (2000.0) 99.9 11.9
= USNO0675.04502672 073634.753 -210647.19 (2000.0) 99.9 14.4 *
= IRAS07344-2100 073424.3 -210003 (1950.0)
    F12=0.30  F25=0.25L F60=0.40L F100=10.00L
    VAR=-1 LRS=-1
= 073634.4 -210648 (2000.0) IRAS07344-2100 0.306 0.250L 0.400L 9.907L -1%
= 073634.4 -210648 (2000.0) SSC07344-2100 0.306 0.250L 0.400L 9.907L
= 073636.0 -210559 (2000.0) M8(III)(Buscombe) - - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.8-12.8p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV325        940314.505  121p  Tmz.VSOLJ
TmzV325        941111.738  128p  Tmz.VSOLJ
TmzV325        950203.546  126p  Tmz.VSOLJ
TmzV325        950927.799  118p  Tmz.VSOLJ
TmzV325        951118.744  121p  Tmz.VSOLJ
TmzV325        951222.685  121p  Tmz.VSOLJ
TmzV325        960211.515  123p  Tmz.VSOLJ
TmzV325        961021.776  123p  Tmz.VSOLJ
TmzV325        961206.707  125p  Tmz.VSOLJ
TmzV325        970103.622  123p  Tmz.VSOLJ
TmzV325        970227.485  123p  Tmz.VSOLJ
TmzV325        971013.791  122p  Tmz.VSOLJ
TmzV325        971103.802  124p  Tmz.VSOLJ
TmzV325        971204.703  124p  Tmz.VSOLJ
TmzV325        971224.641  123p  Tmz.VSOLJ
TmzV325        980121.556  118p  Tmz.VSOLJ
TmzV325        980217.505  124p  Tmz.VSOLJ
TmzV325        980325.461  128p  Tmz.VSOLJ
TmzV325        981115.744  124p  Tmz.VSOLJ
TmzV325        981212.628  126p  Tmz.VSOLJ
TmzV325        990208.557  123p  Tmz.VSOLJ
TmzV325        990404.438  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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