THE X-RAY-SPECTRA OF GALAXIES .1. SPECTRAL FITS OF INDIVIDUAL GALAXIES AND X-RAY COLORS

被引:64
作者
KIM, DW [1 ]
FABBIANO, G [1 ]
TRINCHIERI, G [1 ]
机构
[1] OSSERV ASTROFIS ARCETRI,FLORENCE,ITALY
关键词
X-RAYS; GALAXIES;
D O I
10.1086/191676
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We have systematically investigated the X-ray spectra of normal galaxies, by using the Imaging Proportional Counter (IPC) data in the Einstein data bank. In addition to the standard model fitting technique, we introduce X-ray colors in order to extract spectral information from the fainter X-ray sources. We present spectral parameters for 43 galaxies and X-ray colors for 127 galaxies.
引用
收藏
页码:645 / 681
页数:37
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