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[vsnet-obs 19907] New Takamizawa variable (TmzV303)

New Takamizawa variable (TmzV303)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV303).

TmzV303
= GSC5418.1742 074531.79 -124911.8 (2000.0) 13.82 0
= USNO0750.05116249 074531.774 -124911.74 (2000.0) 11.8 15.5
= IRAS07431-1241 074310.9 -124146 (1950.0)
    F12=0.28  F25=0.25L F60=0.40L F100=1.10L
    VAR=-1 LRS=-1
= 074531.0 -124906 (2000.0) IRAS07431-1241 0.273 0.250L 0.400L 1.115L -1%
= 074531.0 -124906 (2000.0) SSC07431-1241 0.273 0.250L 0.400L 1.115L
= 074523.9 -124800 (2000.0) M6(III)(Buscombe) - - -

  Takamizawa's comment:

  The star may be an irregular variable with a range of 13.1-13.8p. 

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV303        940314.509  138p  Tmz.VSOLJ
TmzV303        941111.738  137p  Tmz.VSOLJ
TmzV303        950203.556  133p  Tmz.VSOLJ
TmzV303        951222.676  132p  Tmz.VSOLJ
TmzV303        960211.515  131p  Tmz.VSOLJ
TmzV303        961021.776  138p  Tmz.VSOLJ
TmzV303        961206.699  132p  Tmz.VSOLJ
TmzV303        970103.614  138p  Tmz.VSOLJ
TmzV303        970227.476  136p  Tmz.VSOLJ
TmzV303        971013.791  136p  Tmz.VSOLJ
TmzV303        971103.794  137p  Tmz.VSOLJ
TmzV303        971204.703  134p  Tmz.VSOLJ
TmzV303        971224.641  136p  Tmz.VSOLJ
TmzV303        980121.556  135p  Tmz.VSOLJ
TmzV303        980325.461  134p  Tmz.VSOLJ
TmzV303        981115.744  133p  Tmz.VSOLJ
TmzV303        981212.657  135p  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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