[Message Prev][Message Next][Thread Prev][Thread Next][Message Index][Thread Index]

[vsnet-newvar 1317] New Takamizawa variable (TmzV923)

New Takamizawa variable (TmzV923)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV923).

TmzV923
= GSC4043.680 013457.00 +672934.5 (2000.0) 13.14 1 N
= USNO1500.01622284 013456.938 +672935.22 (2000.0) 11.8 16.4
= IRAS01313+6714 013121.0 +671418 (1950.0)
     F12=0.91  F25=0.48  F60=0.40L F100=2.75L
     VAR=14 LRS=-1
  possibly IIIa: variable star with more evolved O-rich c.s. shell
  or VIb: variable star with relatively hot dust close to
       the star and relatively cold dust at large distance
       may be O-rich
  or VII: variable star with more evolved C-rich circumstellar shell
= 013458.0 +672938 (2000.0) IRAS01313+6714 0.943 0.498 0.400L 2.688L 14%
= 013458.0 +672938 (2000.0) SSC01313+6714 0.943 0.498 0.400L 2.688L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.1-14.1p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV923        19950127.432  139p  Tmz.VSOLJ
TmzV923        19960922.656  137p  Tmz.VSOLJ
TmzV923        19970613.737  132p  Tmz.VSOLJ
TmzV923        19980116.420  141p  Tmz.VSOLJ
TmzV923        19980629.693  135p  Tmz.VSOLJ
TmzV923        19991128.440  136p  Tmz.VSOLJ
TmzV923        20000902.687  138p  Tmz.VSOLJ
TmzV923        20011023.613  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>

VSNET Home Page

Return to Daisaku Nogami

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