星系光度与运动学分析的验证
天体物理学
2015-06-24 v1
摘要
3D 光谱学从中产生大量光谱,使得可以从中推导出星系光度特征(年龄-金属丰度)和内部运动学的图景。我们进行仿真,以评估反演方法的可靠性,并定义未来观测的需求。我们量化了偏差,表明为最小化在给定观测时间内对运动学、年龄和金属丰度的误差,应选择合适的空间元素大小和光谱分散,以获得仪器速度分散与物理分散相当。
引用
@article{arxiv.astro-ph/0602362,
title = {Validation of stellar population and kinematical analysis of galaxies},
author = {M. Koleva and N. Bavouzet and I. Chilingarian and P. Prugniel},
journal= {arXiv preprint arXiv:astro-ph/0602362},
year = {2015}
}
备注
5 pages, 3 figures, extended version of a poster proceeding to appear in "Science Perspectives for 3D Spectroscopy", eds. M. Kissler-Patig, M. M. Roth and J. R. Walsh, ESO Astrophysics Symposia. (The two last pages with figures are not in the conference proceedings.)