[vsnet-newvar 1303] New Takamizawa variable (TmzV908)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV908)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV908).  This object is identified with a strong IRAS source,
which is likely an H II region (WB 399).  The nature of the variability
needs to be studied in more detail.

TmzV908
= GSC4040.1323 014539.62 +641559.0 (2000.0) 12.23 1 N
= IRAS01420+6401 014205.5 +640101 (1950.0)
     F12=3.63  F25=10.96  F60=131.80  F100=229.04 
     VAR= 9 LRS=-1
     VIII: different sort of object
= 014539.5 +641601 (2000.0) IRAS01420+6401 3.778 11.280 128.800 234.400 9%
= 014539.5 +641601 (2000.0) SSC01420+6401 3.778 11.280 128.800 234.400
= 014539.9 +641550 (2000.0) GB6J0145+6415 45mJy
= 014540.1 +641604 (2000.0) MSX5C_G128.7772+02.0133 -33 -18 1 2 2 5 V(%):-:-:2:2:1:2

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.2-13.7p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV908        19950127.432  137p  Tmz.VSOLJ
TmzV908        19960922.656  132p  Tmz.VSOLJ
TmzV908        19970613.737  135p  Tmz.VSOLJ
TmzV908        19980116.420  137p  Tmz.VSOLJ
TmzV908        19980629.693  136p  Tmz.VSOLJ
TmzV908        19991128.440  135p  Tmz.VSOLJ
TmzV908        20000902.687  133p  Tmz.VSOLJ
TmzV908        20011023.613  132p  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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