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

[vsnet-obs 23345] New Takamizawa variable (TmzV528)

New Takamizawa variable (TmzV528)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV528).

TmzV528
= GSC6591.703 091519.85 -244415.5 (2000.0) 12.25 0
= USNO0600.07334296 091519.840 -244415.62 (2000.0)  9.6 12.2
= IRAS09131-2431 091307.9 -243155 (1950.0)
    F12=0.63  F25=0.25L F60=0.40L F100=1.20L
    VAR=-1 LRS=-1
 possibly I: oxygen-rich non-variable star without circumstellar shell
 or 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
= 091519.6 -244423 (2000.0) CD-24.7882 9.4
= 091519.8 -244417 (2000.0) FSC09131-2431 0.553 0.180 0.200L 1.400L
= 091521.3 -244426 (2000.0) IRAS09131-2431 0.623 0.250L 0.400L 1.191L -1%
= 091521.3 -244426 (2000.0) SSC09131-2431 0.623 0.250L 0.400L 1.191L
= 091519.8 -244415 (2000.0) 1087 1.16 TYC6591.703.1 plx=-20.3(58.4) (0.09 0.19)

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 11.1-11.6p.

object         YYMMDD(UT)   mag  code
TmzV528        950222.514  114p  Tmz.VSOLJ
TmzV528        950401.496  115p  Tmz.VSOLJ
TmzV528        980102.696  111p  Tmz.VSOLJ
TmzV528        980325.505  113p  Tmz.VSOLJ
TmzV528        980417.480  116p  Tmz.VSOLJ
TmzV528        981117.801  114p  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