105个月Swift-BAT全天空硬X射线巡天
高能天体物理现象
2018-03-14 v1
摘要
我们呈现了一份在Swift天文台搭载的Burst Alert Telescope (BAT)编码掩模成像仪前105个月观测中探测到的硬X射线源星表。105个月Swift-BAT巡天是一项均匀的硬X射线全天空巡天,在14-195 keV能段内,对90%的天空灵敏度为,对50%的天空灵敏度为。Swift-BAT 105个月星表在14-195 keV能段、高于4.8{\sigma}显著水平提供了1632个(422个为新探测)硬X射线源。在先前已知的硬X射线源之外,新探测源中有34%(144/422)被证认为邻近星系(z<0.2)中的Seyfert活动星系核。其余已证认源大多为X射线双星(7%,31)和耀变体/BL Lac天体(10%,43)。作为此新版Swift-BAT星表的一部分,我们在在线期刊及Swift-BAT 105个月网站发布了每个天体的八通道能谱和按月采样的光变曲线。
引用
@article{arxiv.1801.01882,
title = {The 105 month Swift-BAT all-sky hard X-ray survey},
author = {Kyuseok Oh and Michael Koss and Craig B. Markwardt and Kevin Schawinski and Wayne H. Baumgartner and Scott D. Barthelmy and S. Bradley Cenko and Neil Gehrels and Richard Mushotzky and Abigail Petulante and Claudio Ricci and Amy Lien and Benny Trakhtenbrot},
journal= {arXiv preprint arXiv:1801.01882},
year = {2018}
}
备注
Accepted for publication in ApJS. The Swift-BAT 105-month Survey public website can be found at this URL: https://swift.gsfc.nasa.gov/results/bs105mon/