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

[vsnet-obs 24101] New Takamizawa variable (TmzV596)

New Takamizawa variable (TmzV596)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV596).

TmzV596
= GSC4268.815 221800.56 +623656.3 (2000.0) 12.83 6
= USNO1500.09065067 221800.552 +623657.17 (2000.0) 12.1 15.6
= IRAS22163+6221 221622.9 +622150 (1950.0)
    F12=0.63  F25=0.25  F60=2.29L F100=30.19L
    VAR= 4 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
= 221800.9 +623652 (2000.0) IRAS22163+6221 0.609 0.265 2.269L 29.440L 4%
= 221800.9 +623652 (2000.0) SSC22163+6221 0.609 0.265 2.269L 29.440L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 12.5-13.2p.

object         YYMMDD(UT)   mag  code
TmzV596        970827.540  127p  Tmz.VSOLJ
TmzV596        971218.437  132p  Tmz.VSOLJ
TmzV596        980823.563  128p  Tmz.VSOLJ
TmzV596        980916.530  129p  Tmz.VSOLJ
TmzV596        981107.440  125p  Tmz.VSOLJ
TmzV596        990709.574  132p  Tmz.VSOLJ
TmzV596        990807.594  129p  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