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[vsnet-obs 21253] New Takamizawa variable (TmzV380)

New Takamizawa variable (TmzV380)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV380).

TmzV380
= GSC783.856 075211.12 +102901.3 (2000.0) 12.67 1
= USNO0975.05626055 075211.126 +102901.06 (2000.0) 11.8 15.3
= IRAS07494+1036 074927.1 +103643 (1950.0)
    F12=0.69  F25=0.25  F60=0.40L F100=1.00L
    VAR= 0 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
= 075211.2 +102859 (2000.0) FSC07494+1036 0.780 0.268 0.119L 0.451L
= 075211.7 +102857 (2000.0) IRAS07494+1036 0.683 0.251 0.400L 1.000L 0%
= 075211.7 +102857 (2000.0) SSC07494+1036 0.683 0.251 0.400L 1.000L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.6-13.7p.

object         YYMMDD(UT)   mag  code
TmzV380        940306.488  136p  Tmz.VSOLJ
TmzV380        941111.701  134p  Tmz.VSOLJ
TmzV380        950220.550  133p  Tmz.VSOLJ
TmzV380        951025.783  126p  Tmz.VSOLJ
TmzV380        951222.729  134p  Tmz.VSOLJ
TmzV380        960309.446  130p  Tmz.VSOLJ
TmzV380        961021.804  131p  Tmz.VSOLJ
TmzV380        961208.635  132p  Tmz.VSOLJ
TmzV380        970227.521  134p  Tmz.VSOLJ
TmzV380        971012.765  129p  Tmz.VSOLJ
TmzV380        971231.652  133p  Tmz.VSOLJ
TmzV380        980919.793  137p  Tmz.VSOLJ
TmzV380        981117.719  130p  Tmz.VSOLJ
TmzV380        990208.527  132p  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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