3 papers
astro-ph.HE2014
Extremely high polarization in 2010 outburst of blazar 3C 454.3
Mahito Sasada, Makoto Uemura, Yasushi Fukazawa +16
The gamma-ray-detected blazar 3C 454.3 exhibits dramatic flux and polarization variations in the optical and near-infrared bands. In December 2010, the object emitted a very bright…
astro-ph.HE2013
A Study of the Long-term Spectral Variations of 3C 66A Observed with the Fermi and Kanata Telescopes
Ryosuke Itoh, Yasushi Fukazawa, James Chiang +25
3C 66A is an intermediate-frequency-peaked BL Lac object detected by the Large Area Telescope onboard the Fermi Gamma-ray Space Telescope. We present a study of the long-term varia…
astro-ph.SR2010
Early Spectroscopy of the 2010 Outburst of U Scorpii
Masayuki Yamanaka, Makoto Uemura, Koji S. Kawabata +15
We present early spectroscopy of the recurrent nova U~Sco during the outburst in 2010. We successfully obtained time-series spectra at 0.37--0.44~d, where d…