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[vsnet-obs 18767] New Takamizawa variable (TmzV142)

New Takamizawa variable (TmzV142)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV142).

TmzV142
= GSC2399.707 045604.58 +371845.3 (2000.0) 13.15 1
= USNO1200.02653538 045604.568 +371845.27 (2000.0) 12.0 16.1
= IRAS04527+3714 045242.2 +371404 (1950.0)
    F12=0.44  F25=0.33L F60=0.52L F100=3.31L
    VAR=-1 LRS=-1
= 045604.6 +371846 (2000.0) IRAS04527+3714 0.441 0.344L 0.507L 3.408L -1%
= 045604.6 +371846 (2000.0) SSC04527+3714 0.441 0.344L 0.507L 3.408L

  Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 13.0-13.8p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV142        940302.540  136p  Tmz.VSOLJ
TmzV142        940810.775  133p  Tmz.VSOLJ
TmzV142        941108.597  134p  Tmz.VSOLJ
TmzV142        941224.488  131p  Tmz.VSOLJ
TmzV142        950320.515  132p  Tmz.VSOLJ
TmzV142        950823.769  138p  Tmz.VSOLJ
TmzV142        951128.608  133p  Tmz.VSOLJ
TmzV142        960109.422  132p  Tmz.VSOLJ
TmzV142        960922.747  131p  Tmz.VSOLJ
TmzV142        961015.731  133p  Tmz.VSOLJ
TmzV142        961203.547  132p  Tmz.VSOLJ
TmzV142        970802.749  135p  Tmz.VSOLJ
TmzV142        971123.615  134p  Tmz.VSOLJ
TmzV142        980318.465  132p  Tmz.VSOLJ
TmzV142        980820.731  135p  Tmz.VSOLJ
TmzV142        981024.609  133p  Tmz.VSOLJ
TmzV142        981218.596  130p  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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