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[vsnet-obs 20115] New Takamizawa variable (TmzV327)

New Takamizawa variable (TmzV327)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV327).

TmzV327
= USNO0675.03920265 072119.981 -202217.55 (2000.0) 11.6 15.5
= IRAS07191-2016 071909.6 -201632 (1950.0)
    F12=2.29  F25=1.32  F60=0.40L F100=2.51L
    VAR= 0 LRS=-1
 possibly IIIa: variable star with more evolved O-rich c.s. shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 072120.0 -202215 (2000.0) IRAS07191-2016 2.200 1.332 0.400L 2.573L 0%
= 072120.0 -202215 (2000.0) SSC07191-2016 2.200 1.332 0.400L 2.573L
= 072118.0 -202100 (2000.0) M6(III)(Buscombe) - - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.6-14.5p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV327        940314.505  135p  Tmz.VSOLJ
TmzV327        941111.738  140p  Tmz.VSOLJ
TmzV327        950203.546  141p  Tmz.VSOLJ
TmzV327        950927.799  140p  Tmz.VSOLJ
TmzV327        951118.744  142p  Tmz.VSOLJ
TmzV327        951222.685  140p  Tmz.VSOLJ
TmzV327        960211.515  135p  Tmz.VSOLJ
TmzV327        961021.776  126p  Tmz.VSOLJ
TmzV327        961206.707  137p  Tmz.VSOLJ
TmzV327        970103.622  134p  Tmz.VSOLJ
TmzV327        970227.485  141p  Tmz.VSOLJ
TmzV327        971013.791  145p  Tmz.VSOLJ
TmzV327        971103.802  145p  Tmz.VSOLJ
TmzV327        971204.703  140p  Tmz.VSOLJ
TmzV327        971224.641  143p  Tmz.VSOLJ
TmzV327        980121.556  142p  Tmz.VSOLJ
TmzV327        980217.505  145p  Tmz.VSOLJ
TmzV327        980325.461  140p  Tmz.VSOLJ
TmzV327        981115.744  131p  Tmz.VSOLJ
TmzV327        981212.628  127p  Tmz.VSOLJ
TmzV327        990208.557  140p  Tmz.VSOLJ
TmzV327        990404.438  138p  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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