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[vsnet-obs 19342] New Takamizawa variable (TmzV238)

New Takamizawa variable (TmzV238)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV238).

TmzV238
= GSC3772.1599 061948.31 +571513.1 (2000.0) 14.69 1 N
= USNO1425.06618975 061948.311 +571512.89 (2000.0) 12.1 15.3
= IRAS06155+5716 061531.3 +571629 (1950.0)
    F12=2.29  F25=1.10  F60=0.40L F100=1.00L
    VAR=16 LRS=-1
 possibly II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 061948.5 +571511 (2000.0) IRAS06155+5716 2.198 1.102 0.400L 1.006L 16%
= 061948.5 +571511 (2000.0) SSC06155+5716 2.198 1.102 0.400L 1.006L
= 061948.7 +571510 (2000.0) FSC06155+5716 2.188 1.112 0.208 1.074L

  Takamizawa's comment:

  The star may be a Mira-type variable  with  a range of 12.3-<15.3p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV238        950127.468  131p  Tmz.VSOLJ
TmzV238        950203.468  134p  Tmz.VSOLJ
TmzV238        951219.553  <150p  Tmz.VSOLJ
TmzV238        970811.719  <151p  Tmz.VSOLJ
TmzV238        971109.684  153p  Tmz.VSOLJ
TmzV238        971123.588  <151p  Tmz.VSOLJ
TmzV238        971203.716  152p  Tmz.VSOLJ
TmzV238        971221.501  153p  Tmz.VSOLJ
TmzV238        971231.597  153p  Tmz.VSOLJ
TmzV238        980302.440  123p  Tmz.VSOLJ
TmzV238        980318.443  127p  Tmz.VSOLJ
TmzV238        981024.645  <150p  Tmz.VSOLJ
TmzV238        981218.623  <153p  Tmz.VSOLJ
TmzV238        990204.438  148p  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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