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[vsnet-obs 21957] New Takamizawa variable (TmzV482)

New Takamizawa variable (TmzV482)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV482).

TmzV482
= GSC6035.1586 090509.04 -195725.3 (2000.0) 12.76 0
= USNO0675.07157546 090509.054 -195725.59 (2000.0) 10.9 14.3
= IRAS09028-1945 090252.6 -194525 (1950.0)
    F12=1.74  F25=0.76  F60=0.40L F100=1.00L
    VAR= 7 LRS=-1
 possibly 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
= 090508.4 -195721 (2000.0) FSC09028-1945 1.817 0.751 0.171 1.920L
= 090509.5 -195725 (2000.0) IRAS09028-1945 1.771 0.766 0.400L 1.000L 7%
= 090509.5 -195725 (2000.0) SSC09028-1945 1.771 0.766 0.400L 1.000L
= 090508.7 -195814 (2000.0) LMS117 M6-7 13.5

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.7-13.3p.

object         YYMMDD(UT)   mag  code
TmzV482        941109.794  129p  Tmz.VSOLJ
TmzV482        950203.655  128p  Tmz.VSOLJ
TmzV482        960112.567  133p  Tmz.VSOLJ
TmzV482        971105.778  128p  Tmz.VSOLJ
TmzV482        980102.642  127p  Tmz.VSOLJ
TmzV482        980125.544  128p  Tmz.VSOLJ
TmzV482        980322.524  131p  Tmz.VSOLJ
TmzV482        980329.476  132p  Tmz.VSOLJ
TmzV482        981117.801  127p  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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