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

[vsnet-obs 24111] New Takamizawa variable (TmzV599)

New Takamizawa variable (TmzV599)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV599).

TmzV599
= GSC4268.1115 223337.28 +633509.1 (2000.0) 11.70 6
= GSC4268.1115 223337.39 +633509.8 (2000.0) 11.27 1
= USNO1500.09240068 223337.340 +633509.52 (2000.0) 11.5 99.9
= IRAS22318+6319 223153.4 +631939 (1950.0)
    F12=0.91  F25=0.33  F60=0.58L F100=8.31L
    VAR= 7 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
= 223337.3 +633509 (2000.0) IRAS22318+6319 0.946 0.319 0.585L 8.004L 7%
= 223337.3 +633509 (2000.0) SSC22318+6319 0.946 0.319 0.585L 8.004L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.5-12.0p.

object         YYMMDD(UT)   mag  code
TmzV599        970827.540  119p  Tmz.VSOLJ
TmzV599        971218.437  118p  Tmz.VSOLJ
TmzV599        980823.563  119p  Tmz.VSOLJ
TmzV599        980916.530  117p  Tmz.VSOLJ
TmzV599        981107.440  120p  Tmz.VSOLJ
TmzV599        990709.574  115p  Tmz.VSOLJ
TmzV599        990807.594  118p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       Inst.: 10cmR F4 twin patrol cameras  T-Max400 120
       Comparison stars mag.:GSC

Relayed from Kesao Takamizawa <GHA07243@nifty.ne.jp>

VSNET Home Page

Return to Daisaku Nogami

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