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[vsnet-obs 18868] New Takamizawa variable (TmzV160)

New Takamizawa variable (TmzV160)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV160).

TmzV160
= GSC4329.2580 044439.35 +685435.9 (2000.0) 12.73 1
= USNO1575.02150658 044439.368 +685435.88 (2000.0) 12.6 14.9
= IRAS04393+6849 043922.0 +684901 (1950.0)
    F12=0.40  F25=0.25L F60=0.40L F100=1.74L
    VAR=-1 LRS=-1
= 044437.4 +685435 (2000.0) FSC04393+6849 0.403 0.156 0.292L 1.667L
= 044438.5 +685435 (2000.0) IRAS04393+6849 0.411 0.250L 0.400L 1.658L -1%
= 044438.5 +685435 (2000.0) SSC04393+6849 0.411 0.250L 0.400L 1.658L

  Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 12.7-13.9p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV160        950127.497  136p  Tmz.VSOLJ
TmzV160        951128.592  131p  Tmz.VSOLJ
TmzV160        970802.715  131p  Tmz.VSOLJ
TmzV160        971123.522  135p  Tmz.VSOLJ
TmzV160        971123.579  136p  Tmz.VSOLJ
TmzV160        971221.449  139p  Tmz.VSOLJ
TmzV160        980116.455  138p  Tmz.VSOLJ
TmzV160        980820.699  133p  Tmz.VSOLJ
TmzV160        980823.706  133p  Tmz.VSOLJ
TmzV160        981024.551  130p  Tmz.VSOLJ
TmzV160        981218.581  126p  Tmz.VSOLJ
TmzV160        990109.489  127p  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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