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

[vsnet-obs 24071] New Takamizawa variable (TmzV591)

New Takamizawa variable (TmzV591)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV591).

TmzV591
= GSC4270.2403 215938.56 +642717.5 (2000.0) 11.02 1
= USNO1500.08717621 215938.609 +642717.43 (2000.0) 10.3 14.2
= IRAS21582+6412 215814.8 +641249 (1950.0)
    F12=1.20  F25=0.30  F60=0.63L F100=6.31L
    VAR=15 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
= 215938.4 +642714 (2000.0) IRAS21582+6412 1.164 0.299 0.632L 6.460L 15%
= 215938.4 +642714 (2000.0) SSC21582+6412 1.164 0.299 0.632L 6.460L
= 215941.4 +642448 (2000.0) DO40557

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.8-11.5p.

object         YYMMDD(UT)   mag  code
TmzV591        970827.540  114p  Tmz.VSOLJ
TmzV591        971218.437  113p  Tmz.VSOLJ
TmzV591        980823.563  111p  Tmz.VSOLJ
TmzV591        980916.530  108p  Tmz.VSOLJ
TmzV591        981107.440  115p  Tmz.VSOLJ
TmzV591        990709.574  109p  Tmz.VSOLJ
TmzV591        990807.594  112p  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