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

[vsnet-obs 23359] New Takamizawa variable (TmzV531)

New Takamizawa variable (TmzV531)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV531).

TmzV531
= GSC6587.745 091248.43 -232146.7 (2000.0) 11.37 0
= GSC6587.745 091248.50 -232146.3 (2000.0) 11.15 0
= USNO0600.07299719 091248.420 -232147.04 (2000.0)  9.2 12.0
= IRAS09105-2309 091034.6 -230927 (1950.0)
    F12=0.83  F25=0.21  F60=0.40L F100=1.10L
    VAR=13 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
= 091248.0 -232153 (2000.0) CPD-22.4104 10.7
= 091248.2 -232129 (2000.0) CD-22.6993 9.5
= 091249.0 -232150 (2000.0) IRAS09105-2309 0.829 0.212 0.400L 1.049L 13%
= 091249.0 -232150 (2000.0) SSC09105-2309 0.829 0.212 0.400L 1.049L
= 091249.1 -232150 (2000.0) FSC09105-2309 0.808 0.227 0.251L 1.393L
= 091248.4 -232147 (2000.0) 1027 1.60 TYC6587.745.1 plx=105.4(44.9) (0.05 0.20)
= 091247.8 -232108 (2000.0) SD-22.2527 9.4

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.8-11.3p.

object         YYMMDD(UT)   mag  code
TmzV531        950222.514  113p  Tmz.VSOLJ
TmzV531        950401.496  113p  Tmz.VSOLJ
TmzV531        980102.696  108p  Tmz.VSOLJ
TmzV531        980325.505  110p  Tmz.VSOLJ
TmzV531        980417.480  109p  Tmz.VSOLJ
TmzV531        981117.801  108p  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