Suzaku对SGR 1900+14和SGR 1806-20的观测
天体物理学
2015-05-13 v1
摘要
介绍了Suzaku卫星对两颗软伽马射线重复暴源SGR 1900+14和SGR 1806-20的ToO观测的光谱和时变研究。X射线宁静发射光谱可以很好地用双黑体函数或黑体加幂律模型拟合。由INTEGRAL卫星发现的非热硬成分被PIN二极管探测到，其光谱由INTEGRAL报告的幂律模型重现。XIS探测到SGR 1900+14的周期P = 5.1998±0.0002秒，SGR 1806-20的周期P = 7.6022±0.0007秒。对于SGR 1900+14，脉冲分数与爆发活动相关。
引用
@article{arxiv.0808.3846,
title = {Suzaku Observations of SGR 1900+14 and SGR 1806-20},
author = {Yujin E. Nakagawa and Tatehiro Mihara and Atsumasa Yoshida and Kazutaka Yamaoka and Satoshi Sugita and Toshio Murakami and Daisuke Yonetoku and Motoko Suzuki and Motoki Nakajima and Makoto Tashiro and Kazuhiro Nakazawa},
journal= {arXiv preprint arXiv:0808.3846},
year = {2015}
}
备注
8 pages, 3 figures, Accepted for publication in PASJ (Suzaku 3rd special issue)