[vsnet-newvar 1186] New Takamizawa variable (TmzV866)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV866)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV866).

TmzV866
= GSC3683.454 014358.26 +584104.7 (2000.0) 11.91 1
= USNO1425.02386234 014358.266 +584105.20 (2000.0) 10.9 16.8
= IRAS01406+5825 014036.7 +582555 (1950.0)
     F12=1.58  F25=0.44  F60=0.40L F100=7.58L
     VAR= 0 LRS=-1
  possibly I: oxygen-rich non-variable star without circumstellar shell
  or VIa: non-variable star with relatively cold dust at large
       distance, may be carbon-rich
= 014356.8 +584108 (2000.0) MSX5C_G129.7237-03.4918 -21 -11 2 0 0 -2 V(%):-:-:1:-:-:-
= 014357.5 +584058 (2000.0) IRAS01406+5825 1.557 0.448 0.400L 7.729L 0%
= 014357.5 +584058 (2000.0) SSC01406+5825 1.557 0.448 0.400L 7.729L
= 014358.2 +584105 (2000.0) CS262 - 12.5 9.2 -
= 014353.9 +584200 (2000.0) C5,5(Buscombe) V=11.6 B-V=.14 -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.1-13.3p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV866        19950127.432  133p  Tmz.VSOLJ
TmzV866        19960922.656  129p  Tmz.VSOLJ
TmzV866        19970613.737  121p  Tmz.VSOLJ
TmzV866        19970811.675  122p  Tmz.VSOLJ
TmzV866        19971218.478  125p  Tmz.VSOLJ
TmzV866        19980116.420  133p  Tmz.VSOLJ
TmzV866        19980629.693  125p  Tmz.VSOLJ
TmzV866        19980820.646  123p  Tmz.VSOLJ
TmzV866        19990724.672  130p  Tmz.VSOLJ
TmzV866        19991128.440  124p  Tmz.VSOLJ
TmzV866        20000902.678  123p  Tmz.VSOLJ
TmzV866        20011023.605  131p  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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