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[vsnet-newvar 252] New Takamizawa variable (TmzV704)

New Takamizawa variable (TmzV704)

   Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV704).

TmzV704
= GSC3991.859 223002.31 +570312.9 (2000.0) 11.98 1
= USNO1425.13665627 223002.312 +570312.96 (2000.0) 12.0 99.9
= IRAS22281+5647 222808.4 +564745 (1950.0)
    F12=1.00  F25=0.52  F60=1.90L F100=17.37L
    VAR=11 LRS=-1
 possibly IIIa: variable star with more evolved O-rich c.s. shell
 or VIb: variable star with relatively hot dust close to
      the star and relatively cold dust at large distance
      may be O-rich
 or VII: variable star with more evolved C-rich circumstellar shell
= 223002.4 +570309 (2000.0) IRAS22281+5647 1.035 0.507 1.985L 17.270L 11%
= 223002.4 +570309 (2000.0) SSC22281+5647 1.035 0.507 1.985L 17.270L

  Takamizawa's comment:

  The star may be an irregular variable with a range of 11.7-13.0p.

object         YYYYMMDD(UT)   mag  code
TmzV704        19940903.562  119p  Tmz.VSOLJ
TmzV704        19970824.567  117p  Tmz.VSOLJ
TmzV704        19970827.540  124p  Tmz.VSOLJ
TmzV704        19971218.437  127p  Tmz.VSOLJ
TmzV704        19980823.562  117p  Tmz.VSOLJ
TmzV704        19980916.530  122p  Tmz.VSOLJ
TmzV704        19990709.574  130p  Tmz.VSOLJ
TmzV704        19990807.594  127p  Tmz.VSOLJ
TmzV704        19991226.462  117p  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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