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[vsnet-obs 19757] New Takamizawa variable (TmzV269)

New Takamizawa variable (TmzV269)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV269).

TmzV269
= GSC4786.342 060420.58 -022852.1 (2000.0) 14.40 0
= GSC4786.342 060420.61 -022851.9 (2000.0) 14.53 0 N
= USNO0825.01903928 060420.606 -022852.33 (2000.0) 11.6 15.2
= IRAS06018-0228 060149.4 -022838 (1950.0)
    F12=0.44  F25=0.25L F60=0.40L F100=10.96L
    VAR=-1 LRS=-1
= 060420.1 -022851 (2000.0) IRAS06018-0228 0.430 0.250L 0.400L 10.640L -1%
= 060420.1 -022851 (2000.0) SSC06018-0228 0.430 0.250L 0.400L 10.640L
= 060420.5 -022850 (2000.0) FSC06018-0228 0.446 0.124 0.177L 2.519L

  Takamizawa's comment:

  The star may be a semiregular variable with a range of 13.5-14.2p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV269        940331.485  142p  Tmz.VSOLJ
TmzV269        941127.622  142p  Tmz.VSOLJ
TmzV269        950203.519  141p  Tmz.VSOLJ
TmzV269        950219.449  135p  Tmz.VSOLJ
TmzV269        950927.771  141p  Tmz.VSOLJ
TmzV269        951021.757  140p  Tmz.VSOLJ
TmzV269        951219.605  142p  Tmz.VSOLJ
TmzV269        961016.753  136p  Tmz.VSOLJ
TmzV269        961206.602  135p  Tmz.VSOLJ
TmzV269        970901.800  142p  Tmz.VSOLJ
TmzV269        971103.751  136p  Tmz.VSOLJ
TmzV269        971221.572  140p  Tmz.VSOLJ
TmzV269        980823.774  141p  Tmz.VSOLJ
TmzV269        990206.492  142p  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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