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

[vsnet-newvar 242] New Takamizawa variable (TmzV694)

New Takamizawa variable (TmzV694)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV694).

TmzV694
= GSC3977.1290 220253.17 +565009.8 (2000.0) 10.90 1
= USNO1425.12842906 220253.098 +565009.39 (2000.0) 10.2 13.2
= IRAS22011+5635 220110.0 +563540 (1950.0)
    F12=0.91  F25=0.21  F60=0.48L F100=17.37L
    VAR=28 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
= 220253.5 +565012 (2000.0) IRAS22011+5635 0.876 0.203 0.468L 16.990L 28%
= 220253.5 +565012 (2000.0) SSC22011+5635 0.876 0.203 0.468L 16.990L
= 220253.1 +565009 (2000.0) 1115 2.64 TYC2-3977.1290.1 (11.43 0.10) (14.54 0.56)

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.9-12.2p.

object         YYYYMMDD(UT)   mag  code
TmzV694        19940903.562  112p  Tmz.VSOLJ
TmzV694        19970824.567  117p  Tmz.VSOLJ
TmzV694        19970827.540  116p  Tmz.VSOLJ
TmzV694        19971218.437  120p  Tmz.VSOLJ
TmzV694        19980823.562  122p  Tmz.VSOLJ
TmzV694        19980916.530  115p  Tmz.VSOLJ
TmzV694        19990709.574  114p  Tmz.VSOLJ
TmzV694        19990807.594  109p  Tmz.VSOLJ
TmzV694        19991226.462  121p  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