[vsnet-newvar 661] New Takamizawa variable (TmzV770)

[Taichi Kato <tkato>]

New Takamizawa variable (TmzV770)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV770).

TmzV770
= GSC7220.509 113731.82 -321951.9 (2000.0) 13.97 0
= GSC7220.509 113731.84 -321951.7 (2000.0) 13.69 0
= USNO0525.11954143 113731.838 -321951.72 (2000.0) 99.9 13.7
= IRAS11350-3203 113503.1 -320318 (1950.0)
     F12=0.83  F25=0.48L F60=0.40L F100=1.00L
     VAR=-1 LRS=-1
= 113732.4 -321954 (2000.0) IRAS11350-3203 0.817 0.500L 0.400L 1.000L -1%
= 113732.4 -321954 (2000.0) SSC11350-3203 0.817 0.500L 0.400L 1.000L
= 113734.0 -322006 (2000.0) FSC11350-3203 0.675 0.286 0.213L 0.554L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.1-14.0p.

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
TmzV770        19940310.560  140p  Tmz.VSOLJ
TmzV770        19950226.613  137p  Tmz.VSOLJ
TmzV770        19970212.701  131p  Tmz.VSOLJ
TmzV770        19990112.755  139p  Tmz.VSOLJ
TmzV770        20000108.782  135p  Tmz.VSOLJ
TmzV770        20000310.640  137p  Tmz.VSOLJ
TmzV770        20001204.822  138p  Tmz.VSOLJ

Observer's code:
  Tmz: K.Takamizawa (Saku-machi,Nagano,Japan)
       SASS (Saku All Sky Survey)
       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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