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

[vsnet-obs 24567] New Takamizawa variable (TmzV622)

New Takamizawa variable (TmzV622)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV622).

TmzV622
= GSC3975.1240 214203.75 +565424.9 (2000.0) 13.24 1
= USNO1425.12346549 214203.728 +565425.26 (2000.0) 12.7 16.4
= IRAS21404+5640 214028.4 +564041 (1950.0)
    F12=2.75  F25=1.20  F60=2.51L F100=30.19L
    VAR=13 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
= 214204.0 +565424 (2000.0) IRAS21404+5640 2.695 1.182 2.600L 29.450L 13%
= 214204.0 +565424 (2000.0) SSC21404+5640 2.695 1.182 2.600L 29.450L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.1-13.6p.

object         YYMMDD(UT)   mag  code
TmzV622        940903.562  134p  Tmz.VSOLJ
TmzV622        970824.567  132p  Tmz.VSOLJ
TmzV622        970827.540  135p  Tmz.VSOLJ
TmzV622        971218.437  131p  Tmz.VSOLJ
TmzV622        980823.562  134p  Tmz.VSOLJ
TmzV622        980916.530  133p  Tmz.VSOLJ
TmzV622        990709.574  136p  Tmz.VSOLJ
TmzV622        990807.594  131p  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