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

[vsnet-obs 18815] New Takamizawa variable (TmzV149)

New Takamizawa variable (TmzV149)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV149).

TmzV149
= GSC2900.1610 051016.61 +392319.4 (2000.0) 10.33 1
= USNO1275.04457184 051016.614 +392319.42 (2000.0) 10.3 99.9
= IRAS05068+3919 050648.7 +391934 (1950.0)
    F12=3.02  F25=0.76  F60=0.44L F100=2.75L
    VAR= 2 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
= 051015.7 +392317 (2000.0) IRAS05068+3919 2.990 0.726 0.431L 2.766L 2%
= 051015.7 +392317 (2000.0) SSC05068+3919 2.990 0.726 0.431L 2.766L
= 051016.5 +392321 (2000.0) CS866 - 9.6 8.5 -
= 051018.0 +392259 (2000.0) C(Buscombe) V=9.6 - -
= 051005.7 +392242 (2000.0) DO11077

  Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 10.1-11.6p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV149        940302.540  107p  Tmz.VSOLJ
TmzV149        940810.775  104p  Tmz.VSOLJ
TmzV149        941108.597  108p  Tmz.VSOLJ
TmzV149        941224.488  105p  Tmz.VSOLJ
TmzV149        950320.515  103p  Tmz.VSOLJ
TmzV149        950823.769  102p  Tmz.VSOLJ
TmzV149        951128.608  107p  Tmz.VSOLJ
TmzV149        960109.422  116p  Tmz.VSOLJ
TmzV149        960922.747  101p  Tmz.VSOLJ
TmzV149        961015.731  107p  Tmz.VSOLJ
TmzV149        961203.547  103p  Tmz.VSOLJ
TmzV149        970802.749  101p  Tmz.VSOLJ
TmzV149        971123.615  115p  Tmz.VSOLJ
TmzV149        980318.465  109p  Tmz.VSOLJ
TmzV149        980820.731  101p  Tmz.VSOLJ
TmzV149        981024.609  102p  Tmz.VSOLJ
TmzV149        981218.596  109p  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