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[vsnet-obs 18855] New Takamizawa variable (TmzV155)

New Takamizawa variable (TmzV155)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV155).

TmzV155
= GSC1844.1104 045526.89 +291511.1 (2000.0) 11.57 1
= USNO1125.01924627 045526.884 +291511.01 (2000.0) 10.8 14.2
= IRAS04522+2910 045216.9 +291022 (1950.0)
    F12=0.36  F25=0.25L F60=0.44L F100=2.09L
    VAR=-1 LRS=-1
= 045526.3 +291507 (2000.0) IRAS04522+2910 0.351 0.250L 0.421L 2.031L -1%
= 045526.3 +291507 (2000.0) SSC04522+2910 0.351 0.250L 0.421L 2.031L

  Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 11.5-12.2p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV155        940302.536  115p  Tmz.VSOLJ
TmzV155        940329.467  121p  Tmz.VSOLJ
TmzV155        940810.767  119p  Tmz.VSOLJ
TmzV155        941108.608  120p  Tmz.VSOLJ
TmzV155        950320.515  118p  Tmz.VSOLJ
TmzV155        950823.769  118p  Tmz.VSOLJ
TmzV155        950927.717  120p  Tmz.VSOLJ
TmzV155        951128.608  121p  Tmz.VSOLJ
TmzV155        960109.422  121p  Tmz.VSOLJ
TmzV155        960922.747  118p  Tmz.VSOLJ
TmzV155        961015.731  122p  Tmz.VSOLJ
TmzV155        961203.547  118p  Tmz.VSOLJ
TmzV155        970802.749  120p  Tmz.VSOLJ
TmzV155        971123.615  119p  Tmz.VSOLJ
TmzV155        980318.474  118p  Tmz.VSOLJ
TmzV155        980820.731  118p  Tmz.VSOLJ
TmzV155        981024.609  118p  Tmz.VSOLJ
TmzV155        981218.596  115p  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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