[vsnet-obs 19693] New Takamizawa variable (TmzV260)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV260)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV260).

TmzV260
= GSC1872.1811 060500.96 +274555.4 (2000.0) 11.31 1
= USNO1125.03379328 060500.936 +274555.53 (2000.0) 10.3 12.3
= IRAS06018+2746 060151.3 +274608 (1950.0)
    F12=0.63  F25=0.33L F60=0.40L F100=1.74L
    VAR=-1 LRS=-1
= 060500.1 +274552 (2000.0) IRAS06018+2746 0.619 0.316L 0.400L 1.798L -1%
= 060500.1 +274552 (2000.0) SSC06018+2746 0.619 0.316L 0.400L 1.798L
= 060500.8 +274519 (2000.0) GCSS183 - 10.2: - -
= 060454.0 +274500 (2000.0) S(Buscombe) V=10.2 - -

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 10.9-12.3p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV260        940302.579  122p  Tmz.VSOLJ
TmzV260        940331.506  123p  Tmz.VSOLJ
TmzV260        940910.778  113p  Tmz.VSOLJ
TmzV260        941127.646  115p  Tmz.VSOLJ
TmzV260        950203.484  114p  Tmz.VSOLJ
TmzV260        950219.464  110p  Tmz.VSOLJ
TmzV260        951021.772  117p  Tmz.VSOLJ
TmzV260        951219.574  110p  Tmz.VSOLJ
TmzV260        961016.736  114p  Tmz.VSOLJ
TmzV260        961206.576  113p  Tmz.VSOLJ
TmzV260        970127.436  110p  Tmz.VSOLJ
TmzV260        970811.769  117p  Tmz.VSOLJ
TmzV260        970901.762  115p  Tmz.VSOLJ
TmzV260        971103.734  114p  Tmz.VSOLJ
TmzV260        971105.717  115p  Tmz.VSOLJ
TmzV260        971221.548  117p  Tmz.VSOLJ
TmzV260        980119.470  116p  Tmz.VSOLJ
TmzV260        980318.494  113p  Tmz.VSOLJ
TmzV260        980820.757  109p  Tmz.VSOLJ
TmzV260        981218.638  115p  Tmz.VSOLJ
TmzV260        990204.453  122p  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>

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