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[vsnet-obs 18242] New Takamizawa variable (TmzV102)

New Takamizawa variable (TmzV102)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV102).

TmzV102
= GSC6525.1595 064709.15 -252117.4 (2000.0) 14.19 0
= USNO0600.02010217 064709.134 -252117.63 (2000.0) 99.9 14.5
= IRAS06451-2518 064507.3 -251800 (1950.0)
    F12=0.36  F25=0.25L F60=0.40L F100=1.20L
    VAR=-1 LRS=-1
= 064709.0 -252117 (2000.0) FSC06451-2517 0.414 0.139 0.168L 1.152L
= 064710.0 -252120 (2000.0) IRAS06451-2518 0.358 0.250L 0.400L 1.192L -1%
= 064710.0 -252120 (2000.0) SSC06451-2518 0.358 0.250L 0.400L 1.192L

   Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 13.2-14.8p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV102        940314.497  146p  Tmz.VSOLJ
TmzV102        940402.442  <142p  Tmz.VSOLJ
TmzV102        941203.712  143p  Tmz.VSOLJ
TmzV102        950927.807  132p  Tmz.VSOLJ
TmzV102        951219.624  134p  Tmz.VSOLJ
TmzV102        961021.760  141p  Tmz.VSOLJ
TmzV102        961206.659  148p  Tmz.VSOLJ
TmzV102        971203.662  135p  Tmz.VSOLJ
TmzV102        971231.571  142p  Tmz.VSOLJ
TmzV102        981115.728  143p  Tmz.VSOLJ

Observer: 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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