发现位于z = 2.169的BAL QSO
天体物理学
2007-05-23 v1
摘要
我们报告了3C 48 Southwest 41''处发现的BAL QSO，其红移为z = 2.169。我们采用Keck LRIS光谱仪覆盖波长范围为1500 A至2300 A。C IV BAL具有三个分量，最高流出速度至少为12,000 km/s。该BAL QSO在z = 1.667处有一个介入的低离子金属线吸收系统，可能是damped Ly-alpha吸收器。HST图像显示QSO周围有延伸的亮度物质，这可能是主机星系或介入系统。
关键词
引用
@article{arxiv.astro-ph/9711249,
title = {Serendipitous Discovery of a BAL QSO at z = 2.169},
author = {Gabriela Canalizo and Alan Stockton and Katherine C. Roth},
journal= {arXiv preprint arXiv:astro-ph/9711249},
year = {2007}
}
备注
8 pages; includes one Postscript figure. Latex (AASTEX). Two plates in gif format. Postscript version including all figures (360 kb) can be obtained from http://www.ifa.hawaii.edu/~canaguby/preprints.html To appear in AJ, March 1998