2 papers
astro-ph2001
A New Distance Estimator and Spatial Distribution of GRBS Observed by BATSE
Heon-Young Chang, Suk-Jin Yoon, Chul-Sung Choi
We propose a redshift estimator for the long () gamma-ray bursts (GRBs) observed by the BATSE. It is based on an empirical relation between the redshift and the power-…
astro-ph2000
Observations of Spectral and Time Variabilities from MCG-2-58-22
Chul-Sung Choi, Tadayasu Dotani, Insu Yi +1
We present results from analysis of the X-ray archive data of MCG-2-58-22, acquired with ROSAT from 1991 to 1993 and with ASCA from 1993 to 1997. By analyzing light curves, we find…