[vsnet-newvar 1184] New Takamizawa variable (TmzV864)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV864)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV864).

TmzV864
= GSC4031.1391 013701.26 +611558.3 (2000.0) 12.42 1
= USNO1500.01657413 013701.216 +611558.07 (2000.0) 11.0 15.5
= IRAS01336+6100 013339.8 +610048 (1950.0)
     F12=1.32  F25=0.48  F60=0.44L F100=10.00L
     VAR= 1 LRS=-1
  possibly II: variable star with 'young' O-rich circumstellar shell
  or VII: variable star with more evolved C-rich circumstellar shell
  or VIa: non-variable star with relatively cold dust at large
       distance, may be carbon-rich
= 013701.5 +611557 (2000.0) MSX5C_G128.3841-01.1221 -20 -10 2 0 0 -2 V(%):-:-:1:-:-:-
= 013702.4 +611604 (2000.0) IRAS01336+6100 1.380 0.459 0.441L 10.260L 1%
= 013702.4 +611604 (2000.0) SSC01336+6100 1.380 0.459 0.441L 10.260L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.5-13.7p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV864        19950127.432  129p  Tmz.VSOLJ
TmzV864        19960922.656  128p  Tmz.VSOLJ
TmzV864        19970613.737  130p  Tmz.VSOLJ
TmzV864        19970811.675  125p  Tmz.VSOLJ
TmzV864        19971218.478  133p  Tmz.VSOLJ
TmzV864        19980116.420  135p  Tmz.VSOLJ
TmzV864        19980629.693  133p  Tmz.VSOLJ
TmzV864        19980820.646  131p  Tmz.VSOLJ
TmzV864        19990724.672  137p  Tmz.VSOLJ
TmzV864        19991128.440  131p  Tmz.VSOLJ
TmzV864        20000902.678  125p  Tmz.VSOLJ
TmzV864        20011023.605  127p  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>

VSNET Home Page

Return to Daisaku Nogami

---

vsnet-adm@kusastro.kyoto-u.ac.jp