The inner - 40 pc radial distribution of the star formation rate for a nearby Seyfert 2 galaxy M51

• 作 者: Li-Ling Fang Xiao-Lei Jiang Zh
• 机 构: DepartmentofPhysicsandInstituteofTheoreticalPhysics
• 出 处: 天文和天体物理学研究：英文版
• 发表日期: 2015年6期
• 关键词: 恒星形成率 赛弗特星系 径向分布 哈勃太空望远镜 不对称分布 成像光谱仪 活动星系核 质量分数 galaxies active - galaxies Seyfe
• 基金项目: Supported by the National Natural Science Foundation of China. We are grateful to the anonymous referee for instructive comments. This work has been supported by the National Natural Science Foundatio

We investigate the spatially resolved specific star formation rate(SSFR)in the inner ～40 pc for a nearby Seyfert 2 galaxy, M51(NGC 5194) by analyzing spectra obtained with the Hubble Space Telescope(HST) Space Telescope Imaging Spectrograph(STIS). We pres