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[vsnet-obs 19451] New Takamizawa variable (TmzV247)

New Takamizawa variable (TmzV247)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV247).

TmzV247
= GSC3387.126 061414.77 +504151.1 (2000.0) 12.01 6
= GSC3387.126 061414.80 +504152.6 (2000.0) 11.50 1
= USNO1350.06665946 061414.788 +504151.88 (2000.0) 11.8 99.9
= IRAS06103+5042 061019.5 +504245 (1950.0)
    F12=3.02  F25=1.58  F60=0.40L F100=1.00L
    VAR= 1 LRS=-1
 possibly IIIa: variable star with more evolved O-rich c.s. shell
 or VII: variable star with more evolved C-rich circumstellar shell
= 061414.6 +504151 (2000.0) IRAS06103+5042 3.113 1.592 0.400L 1.000L 1%
= 061414.6 +504151 (2000.0) SSC06103+5042 3.113 1.592 0.400L 1.000L
= 061414.7 +504152 (2000.0) LMS59 M7 13.5
= 061416.3 +504150 (2000.0) FSC06103+5042 3.167 1.507 0.208 1.294L

  Takamizawa's comment:

  The star may be a semiregular variable  with  a range of 11.9-13.1p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV247        950127.530  119p  Tmz.VSOLJ
TmzV247        950203.476  119p  Tmz.VSOLJ
TmzV247        951217.537  131p  Tmz.VSOLJ
TmzV247        951219.564  127p  Tmz.VSOLJ
TmzV247        961015.749  120p  Tmz.VSOLJ
TmzV247        970811.728  123p  Tmz.VSOLJ
TmzV247        971109.675  129p  Tmz.VSOLJ
TmzV247        971124.546  129p  Tmz.VSOLJ
TmzV247        971221.508  119p  Tmz.VSOLJ
TmzV247        980119.463  119p  Tmz.VSOLJ
TmzV247        980302.440  121p  Tmz.VSOLJ
TmzV247        980916.721  120p  Tmz.VSOLJ
TmzV247        981024.647  119p  Tmz.VSOLJ
TmzV247        981218.631  120p  Tmz.VSOLJ
TmzV247        990204.446  120p  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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