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astro-ph2008
Outburst of a WZ Sge-type dwarf nova, AL Com in 2007
M. Uemura, A. Arai, M. Sasada +8
We report photometric observations of AL Com during its rare outburst in 2007. The light curve is reminiscent of its past superoutbursts in 1995 and 2001, except for the rebrighten…
astro-ph2000
Oxygen Abundance Determination in Very Metal-Deficient Giants: Permitted O I Lines Versus Forbidden [O I] Lines
Y. Takeda, M. Takada-Hidai, S. Sato +4
The abundance of oxygen was determined for selected very metal-poor G-K stars (six giants and one turn-off star) based on the high S/N and high-resolution spectra observed with Kec…