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

[vsnet-newvar 240] New Takamizawa variable (TmzV692)

New Takamizawa variable (TmzV692)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV692).

TmzV692
= GSC3977.822 220738.94 +573421.6 (2000.0) 13.13 1
= GSC3977.822 220739.04 +573421.5 (2000.0) 12.73 6
= USNO1425.12980293 220738.991 +573422.16 (2000.0) 11.9 16.4
= IRAS22059+5719 220555.1 +571939 (1950.0)
    F12=1.90  F25=0.91  F60=0.48L F100=3.63L
    VAR=49 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
= 220739.1 +573421 (2000.0) IRAS22059+5719 1.866 0.918 0.500L 3.653L 49%
= 220739.1 +573421 (2000.0) SSC22059+5719 1.866 0.918 0.500L 3.653L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.5-13.9p.

object         YYYYMMDD(UT)   mag  code
TmzV692        19940903.562  136p  Tmz.VSOLJ
TmzV692        19970824.567  136p  Tmz.VSOLJ
TmzV692        19970827.540  135p  Tmz.VSOLJ
TmzV692        19971218.437  136p  Tmz.VSOLJ
TmzV692        19980823.562  137p  Tmz.VSOLJ
TmzV692        19980916.530  139p  Tmz.VSOLJ
TmzV692        19990709.574  135p  Tmz.VSOLJ
TmzV692        19990807.594  139p  Tmz.VSOLJ
TmzV692        19991226.462  137p  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