2 papers
astro-ph.HE2009
Anti-Correlation of the Near-Infrared and X-Ray Variations of the Microquasar GRS 1915+105 in Soft State
Akira Arai, Makoto Uemura, Mahito Sasada +21
We report detailed, long term near-infrared (NIR) light curves of GRS 1915+105 in 2007-2008, covering its long "soft state" for the first time. From our NIR monitoring and the X-ra…
astro-ph2008
Photometric and Spectroscopic Observations of V1280 Sco
Hiroyuki Naito, Sahori Mizoguchi, Akira Arai +4
Photometries of B, V, Rc, Ic, y, J, and Ks bands and low dispersion optical spectroscopic observations of Nova V1280 Sco, started soon after the outburst, are reported. We show tha…