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[vsnet-obs 19261] New Takamizawa variable (TmzV228)

New Takamizawa variable (TmzV228)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV228).

TmzV228
= GSC4088.478 051750.93 +645207.4 (2000.0) 12.34 1
= USNO1500.04178869 051750.900 +645207.37 (2000.0) 11.4 15.0
= IRAS05129+6448 051257.2 +644854 (1950.0)
    F12=5.25  F25=2.75  F60=0.58  F100=1.00L
    VAR=11 LRS=-1
    VII: variable star with more evolved C-rich circumstellar shell
= 051749.7 +645208 (2000.0) FSC05129+6448 4.610 2.877 0.461 1.834L
= 051750.4 +645207 (2000.0) IRAS05129+6448 5.060 2.877 0.602 1.000L 11%
= 051750.4 +645207 (2000.0) SSC05129+6448 5.060 2.877 0.602 1.000L
= 051751.3 +645209 (2000.0) LMS42 M7 13.5

  Takamizawa's comment:

  The star may be a semiregurar variable  with  a renge of 11.9-12.6p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV228        950127.514  126p  Tmz.VSOLJ
TmzV228        951128.592  120p  Tmz.VSOLJ
TmzV228        971123.579  122p  Tmz.VSOLJ
TmzV228        971203.717  121p  Tmz.VSOLJ
TmzV228        971221.501  122p  Tmz.VSOLJ
TmzV228        980302.431  120p  Tmz.VSOLJ
TmzV228        980318.438  122p  Tmz.VSOLJ
TmzV228        980820.715  123p  Tmz.VSOLJ
TmzV228        981024.645  119p  Tmz.VSOLJ
TmzV228        981218.581  124p  Tmz.VSOLJ
TmzV228        990111.539  126p  Tmz.VSOLJ
TmzV228        990204.394  120p  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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