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[vsnet-obs 21466] New Takamizawa variable (TmzV414)

New Takamizawa variable (TmzV414)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV414).

TmzV414
= GSC6004.540 081204.09 -200225.6 (2000.0) 13.94 0
= USNO0675.06037940 081204.091 -200225.90 (2000.0) 11.4 16.7
= IRAS08098-1953 080952.6 -195327 (1950.0)
    F12=0.69  F25=0.30L F60=0.40L F100=1.00L
    VAR=-1 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or II: variable star with 'young' O-rich 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
= 081204.2 -200217 (2000.0) CS2105 - 11.2 - -
= 081205.8 -200229 (2000.0) IRAS08098-1953 0.723 0.288L 0.400L 1.031L -1%
= 081205.8 -200229 (2000.0) SSC08098-1953 0.723 0.288L 0.400L 1.031L

  Takamizawa's comment:

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

object         YYMMDD(UT)   mag  code
TmzV414        941111.717  127p  Tmz.VSOLJ
TmzV414        950220.535  130p  Tmz.VSOLJ
TmzV414        951222.713  129p  Tmz.VSOLJ
TmzV414        960211.531  126p  Tmz.VSOLJ
TmzV414        961208.655  129p  Tmz.VSOLJ
TmzV414        970227.504  125p  Tmz.VSOLJ
TmzV414        971013.813  124p  Tmz.VSOLJ
TmzV414        971203.725  125p  Tmz.VSOLJ
TmzV414        971231.672  124p  Tmz.VSOLJ
TmzV414        981115.792  124p  Tmz.VSOLJ
TmzV414        990208.547  128p  Tmz.VSOLJ
TmzV414        990404.460  131p  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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