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[vsnet-obs 19774] New Takamizawa variable (TmzV277)

New Takamizawa variable (TmzV277)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV277).

TmzV277
= GSC5366.2269 061347.27 -101952.2 (2000.0) 14.83 0
= USNO0750.01933633 061347.273 -101952.68 (2000.0)  9.6 13.8
= IRAS06114-1018 061125.7 -101856 (1950.0)
    F12=3.02  F25=1.10  F60=0.40L F100=1.74L
    VAR= 4 LRS=-1
 possibly II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 061347.2 -101951 (2000.0) IRAS06114-1018 3.134 1.140 0.400L 1.808L 4%
= 061347.2 -101951 (2000.0) SSC06114-1018 3.134 1.140 0.400L 1.808L
= 061347.4 -101952 (2000.0) FSC06114-1018 3.011 1.094 0.296L 1.796L

  Takamizawa's comment:

  The star may be a Mira-type variable with a range of 12.4-<15.2p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV277        940331.481  133p  Tmz.VSOLJ
TmzV277        941127.608  124p  Tmz.VSOLJ
TmzV277        950203.519  145p  Tmz.VSOLJ
TmzV277        950219.442  143p  Tmz.VSOLJ
TmzV277        951021.750  136p  Tmz.VSOLJ
TmzV277        951219.605  <152p  Tmz.VSOLJ
TmzV277        960111.501  <152p  Tmz.VSOLJ
TmzV277        961206.602  <152p  Tmz.VSOLJ
TmzV277        971103.759  151p  Tmz.VSOLJ
TmzV277        971221.572  129p  Tmz.VSOLJ
TmzV277        990206.492  <152p  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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