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[vsnet-obs 18222] New Takamizawa variable (TmzV96)

New Takamizawa variable (TmzV96)

   Kesao Takamizawa (Nagano Japan) reports the discovery of a new variable
star (TmzV96).

TmzV96
= GSC6515.1569 062852.32 -274513.4 (2000.0) 13.87 0 N
= GSC6515.1569 062852.32 -274514.0 (2000.0) 13.69 0 N
= USNO0600.01652241 062852.304 -274513.92 (2000.0) 11.0 13.1
= IRAS06269-2743 062654.2 -274313 (1950.0)
    F12=1.10  F25=0.52  F60=0.40L F100=1.00L
    VAR=48 LRS=-1
 possibly II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 062852.9 -274515 (2000.0) FSC06269-2743 1.100 0.485 0.123L 0.483L
= 062853.0 -274514 (2000.0) IRAS06269-2743 1.138 0.507 0.400L 1.000L 48%
= 062853.0 -274514 (2000.0) SSC06269-2743 1.138 0.507 0.400L 1.000L

  Takamizawa's comment:

  The star may be a semiregular variable (SR) with a range of 12.5-14.0p.

Photographic magnitude estimates by VSOLJ members

object         YYMMDD(UT)   mag  code
TmzV96         940331.470  140p  Tmz.VSOLJ
TmzV96         941127.600  135p  Tmz.VSOLJ
TmzV96         950203.511  128p  Tmz.VSOLJ
TmzV96         960111.510  134p  Tmz.VSOLJ
TmzV96         961206.611  125p  Tmz.VSOLJ
TmzV96         971103.767  134p  Tmz.VSOLJ
TmzV96         981126.749  128p  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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