[vsnet-obs 19325] New Takamizawa variable (TmzV235)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV235)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV235).

TmzV235
= GSC4345.982 061050.54 +674413.3 (2000.0) 12.62 1
= USNO1575.02534568 061050.546 +674413.36 (2000.0) 10.9 14.1
= IRAS06055+6744 060535.0 +674448 (1950.0)
    F12=0.52  F25=0.25  F60=0.40L F100=1.00L
    VAR=51 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
= 061047.7 +674412 (2000.0) FSC06055+6744 0.470 0.282 0.117L 1.065L
= 061051.7 +674412 (2000.0) IRAS06055+6744 0.518 0.242 0.400L 1.000L 51%
= 061051.7 +674412 (2000.0) SSC06055+6744 0.518 0.242 0.400L 1.000L

  Takamizawa's comment:

  The star may be a semiregurar variable  with  a range of 12.1-13.1p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV235        950127.522  131p  Tmz.VSOLJ
TmzV235        950203.472  128p  Tmz.VSOLJ
TmzV235        951219.553  131p  Tmz.VSOLJ
TmzV235        970811.719  121p  Tmz.VSOLJ
TmzV235        971109.684  123p  Tmz.VSOLJ
TmzV235        971123.546  129p  Tmz.VSOLJ
TmzV235        971203.720  130p  Tmz.VSOLJ
TmzV235        971221.501  129p  Tmz.VSOLJ
TmzV235        971231.597  128p  Tmz.VSOLJ
TmzV235        980302.431  126p  Tmz.VSOLJ
TmzV235        980318.438  129p  Tmz.VSOLJ
TmzV235        981024.645  124p  Tmz.VSOLJ
TmzV235        981218.623  124p  Tmz.VSOLJ
TmzV235        990111.539  127p  Tmz.VSOLJ
TmzV235        990204.438  129p  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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