A CATALOG OF X-RAY-SPECTRA OF BL LACERTAE OBJECTS

被引:20
作者
CILIEGI, P [1 ]
BASSANI, L [1 ]
CAROLI, E [1 ]
机构
[1] UNIV MILAN,DIPARTIMENTO FIS,I-20122 MILAN,ITALY
关键词
BL LACERTAE OBJECTS; GENERAL; CATALOGS; X-RAYS; GALAXIES;
D O I
10.1086/191755
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
This paper contains a list of X-ray spectra of BL Lac objects mostly collected from the literature. For a small sample of objects EXOSAT/ME spectra have also been analyzed and included in this list. In the catalog 42 objects are considered (26 radio selected and 16 X-ray selected) for a total of 311 X-ray spectra. For each object we report the X-ray spectral parameters (photon index, 1 keV intensity, and column density) of individual observations plus other relevant data. It is hoped that this data base will be a useful tool for future X-ray spectral studies of this type of objects.
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页码:111 / 118
页数:8
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