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[vsnet-newvar 1142] New Takamizawa variable (TmzV831)

New Takamizawa variable (TmzV831)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV831).

TmzV831
= GSC7460.1038 203718.44 -330301.9 (2000.0) 12.13 0
= GSC7460.1038 203718.47 -330300.9 (2000.0) 12.34 0
= USNO0525.35228203 203718.454 -330301.79 (2000.0)  9.1 11.8
= 2MASS 203718.456 -330301.44 (2000.0)  0.000  0.000  0.000
= 2MASS 203718.516 -330300.94 (2000.0)  6.247  0.000  4.980
= 203718.1 -330304 (2000.0) FSC20341-3313 0.525 0.190 0.213L 1.155L
= 203718.1 -330305 (2000.0) IRAS20341-3313 0.544 0.288L 0.400L 1.313L -1%
= 203718.1 -330305 (2000.0) SSC20341-3313 0.544 0.288L 0.400L 1.313L
= 203718.4 -330300 (2000.0) 1082 1.67 TYC2-7460.1038.1 (11.00 0.08) (12.96 0.31)
= 203717.1 -330247 (2000.0) CD-33.15068 10.0

  Takamizawa's comment:

  The star may be a semiregular variable  with a range of 10.8-12.2p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV831        19940803.592  122p  Tmz.VSOLJ
TmzV831        19940810.644  119p  Tmz.VSOLJ
TmzV831        19940930.544  115p  Tmz.VSOLJ
TmzV831        19941127.394  114p  Tmz.VSOLJ
TmzV831        19950723.663  113p  Tmz.VSOLJ
TmzV831        19950921.518  112p  Tmz.VSOLJ
TmzV831        19951020.433  117p  Tmz.VSOLJ
TmzV831        19960815.559  108p  Tmz.VSOLJ
TmzV831        19970706.694  118p  Tmz.VSOLJ
TmzV831        20011013.435  110p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       SASS (Saku All Sky Survey)
       Inst.: 10cmR F4 twin patrol cameras and 25cm F2.8
       Baker-Schmidt camera T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <k-takamizawa@nifty.ne.jp>

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