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[vsnet-obs 18461] New Takamizawa variable (TmzV118)

New Takamizawa variable (TmzV118)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV118).

TmzV118
= GSC3737.1376 044625.14 +542850.6 (2000.0) 11.81 1
= USNO1425.05588983 044625.149 +542850.66 (2000.0) 11.8 99.9
= IRAS04423+5423 044223.0 +542326 (1950.0)
    F12=6.31  F25=1.90  F60=0.40L F100=7.58L
    VAR=95 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
= 044625.0 +542850 (2000.0) IRAS04423+5423 6.112 1.945 0.400L 7.712L 95%
= 044625.0 +542850 (2000.0) SSC04423+5423 6.112 1.945 0.400L 7.712L
= 044625.0 +542854 (2000.0) CS759 - - - -

  Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 12.6-15.1p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV118        941108.587  149p  Tmz.VSOLJ
TmzV118        941224.470  149p  Tmz.VSOLJ
TmzV118        950320.522  150p  Tmz.VSOLJ
TmzV118        951128.600  144p  Tmz.VSOLJ
TmzV118        960109.415  <145p  Tmz.VSOLJ
TmzV118        960922.738  130p  Tmz.VSOLJ
TmzV118        961015.743  126p  Tmz.VSOLJ
TmzV118        970802.740  138p  Tmz.VSOLJ
TmzV118        971123.606  136p  Tmz.VSOLJ
TmzV118        971231.580  130p  Tmz.VSOLJ
TmzV118        980318.457  134p  Tmz.VSOLJ
TmzV118        980820.722  <151p  Tmz.VSOLJ
TmzV118        981024.601  150p  Tmz.VSOLJ
TmzV118        981218.588  149p  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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