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[vsnet-obs 23427] New Takamizawa variable (TmzV560)
- Date: Sat, 25 Sep 1999 21:24:54 +0900 (JST)
- To: dubois@simbad.u-strasbg.fr, gerard@simbad.u-strasbg.fr, samus@sai.msu.ru, vsnet-obs
- From: Taichi Kato <tkato>
- Subject: [vsnet-obs 23427] New Takamizawa variable (TmzV560)
- Cc: vsolj-obs@ooruri.kusastro.kyoto-u.ac.jp
- Sender: owner-vsnet-obs@kusastro.kyoto-u.ac.jp
New Takamizawa variable (TmzV560)
Kesao Takamizawa (Nagano, Japan) reports the discovery of a new variable
star (TmzV560).
TmzV560
= GSC4277.909 224730.86 +671148.7 (2000.0) 11.11 1
= USNO1500.09405303 224730.836 +671148.60 (2000.0) 10.8 13.9
= IRAS22457+6655 224546.8 +665558 (1950.0)
F12=1.32 F25=0.36 F60=0.44L F100=4.36L
VAR= 0 LRS=-1
possibly I: oxygen-rich non-variable star without circumstellar shell
or VIa: non-variable star with relatively cold dust at large
distance, may be carbon-rich
= 224730.8 +671149 (2000.0) IRAS22457+6655 1.312 0.383 0.447L 4.469L 0%
= 224730.8 +671149 (2000.0) SSC22457+6655 1.312 0.383 0.447L 4.469L
= 224733.6 +670940 (2000.0) DO42001
Takamizawa's comment:
The star may be a semiregular variable with a range of 11.2-11.7p.
object YYMMDD(UT) mag code
TmzV560 970827.540 116p Tmz.VSOLJ
TmzV560 971218.437 117p Tmz.VSOLJ
TmzV560 980823.563 112p Tmz.VSOLJ
TmzV560 980916.530 116p Tmz.VSOLJ
TmzV560 981107.440 115p Tmz.VSOLJ
TmzV560 990709.574 113p Tmz.VSOLJ
TmzV560 990807.594 115p 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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