Recovering 3D structural properties of galaxies from SDSS-like photometry

• 作 者: Elmo Tempel Antti Tamm Rain Ki
• 机 构: TartuObservatory,InstituteofPhysics
• 出 处: 天文和天体物理学研究：英文版
• 发表日期: 2015年10期
• 关键词: SDSS 星系 结构特性 三维 空间分布模型 误差范围 测光 统计估计 methods： numerical -- galaxies： general -- g
• 基金项目: supported by the Estonian Science Foundationprojects IUT26-2 and IUT40-2,support by the Centre of Excellence of Dark Matter in(Astro)particle Physics and Cosmology(TK120),Funding for SDSS-Ⅲ has been p

Because of the 3D nature of galaxies,an algorithm for constructing spatial density distribution models of galaxies on the basis of galaxy images has many advantages over approximations of the surface density distribution.We present a method for deriving t