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[vsnet-newvar 1158] New Takamizawa variable (TmzV845)

New Takamizawa variable (TmzV845)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV845).

TmzV845
= GSC3279.401 014915.60 +452029.5 (2000.0) 11.97 1
= GSC3279.401 014915.64 +452030.4 (2000.0) 11.64 1
= USNO1350.01767967 014915.641 +452029.67 (2000.0) 11.3 13.9
= IRAS01461+4505 014611.4 +450533 (1950.0)
     F12=2.09  F25=1.20  F60=0.40L F100=1.00L
     VAR=26 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
= 014915.4 +452035 (2000.0) LMS13 M6 13.5
= 014915.5 +452026 (2000.0) IRAS01461+4505 2.140 1.239 0.400L 1.000L 26%
= 014915.5 +452026 (2000.0) SSC01461+4505 2.140 1.239 0.400L 1.000L
= 014915.6 +452030 (2000.0) FSC01461+4505 2.134 1.243 0.149 0.816L

  Takamizawa's comment:

  The star may be a semiregular variable  with a range of 12.3-13.4p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV845        19941102.661  125p  Tmz.VSOLJ
TmzV845        19950127.431  134p  Tmz.VSOLJ
TmzV845        19950320.429  128p  Tmz.VSOLJ
TmzV845        19960922.666  125p  Tmz.VSOLJ
TmzV845        19970613.728  127p  Tmz.VSOLJ
TmzV845        19980116.413  126p  Tmz.VSOLJ
TmzV845        19980629.701  123p  Tmz.VSOLJ
TmzV845        19991128.448  124p  Tmz.VSOLJ
TmzV845        20000902.669  126p  Tmz.VSOLJ
TmzV845        20011023.597  133p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       SASS (Saku All Sky Survey)
       Inst.: 10cmR F4 twin patrol cameras and 25cm F2.8
       Baker-Schmidt camera T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <k-takamizawa@nifty.ne.jp>

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