Ryouhei Miyawaki

Spectral transitions of an ultraluminous X-ray source, NGC 2403 Source 3 (2008)

Isobe, Naoki, Makishima, Kazuo, Takahashi, Hiromitsu, Mizuno, Tsunefumi, Miyawaki, Ryouhei, Gandhi, Poshak, ...

Suzaku observation of an ultraluminous X-ray source, NGC 2403 Source 3, performed on 2006 March 16--17, is reported. The Suzaku XIS spectrum of Source 3 was described with a multi-color...

In Orbit Timing Calibration of the Hard X-Ray Detector on Board Suzaku (2007)

Terada, Yukikatsu, Enoto, Teruaki, Miyawaki, Ryouhei, Ishisaki, Yoshitaka, Dotani, Tadayasu, Ebisawa, Ken, ...

The hard X-ray detector (HXD) on board the X-ray satellite Suzaku is designed to have a good timing capability with a 61 $\mu$s time resolution. In addition to detailed descriptions of the HXD timing...