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The 2003 Superoutburst of an SU UMa-type Dwarf Nova, GO Comae Berenices
Akira Imada, Taichi Kato, Makoto Uemura +19
We photometrically observed the 2003 June superoutburst of GO Gom. The mean superhump period was 0.063059(13) d. The resultant data revealed that (1) the obtained light curve conta…
Detection of an Eclipse during the 1987 Outburst of U Sco
Taichi Kato
U Sco is a recurrent nova which showed recorded outbursts in 1863, 1906, 1936, 1979, 1987, and most recently in 1999. The eclipsing nature of the object was discovered after the 19…
Reanalysis of Ichinohe's Observations of RU Cam
Taichi Kato, Seiichi Sakuma
The W Vir-type variable star, RU Cam, once claimed to have stopped pulsation, has been known to show irregularly variable amplitude. It has also shown from the analysis of the VSOL…
Outburst of Possible Eclipsing Symbiotic Variable AS 289
Kesao Takamizawa, Minoru Wakuda, Taichi Kato
We discovered major brightenings of the symbiotic variable AS 289 in 1984 and 1995. During the outburst phase in 1996, we detected a temporary drop of the brightness. We consider t…
Remarkable yellow supergiant variable TmzV429
Taichi Kato, Kesao Takamizawa
We discovered that GSC 6554.559 is a previously unknown variable star, and named as TmzV429. We noticed that TmzV429 is identified with the IRAS-selected proto-planetary nebula (PP…