Stellar Population Analysis of Galaxies based on Genetic Algorithms

• 作 者: Abdel-Fattah Attia H. A. Ismai
• 机 构: NationalResearchInstituteofAstronomyandGeophysics（NRIAG）,CairoUniversity
• 出 处: 中国天文和天体物理学报：英文版
• 发表日期: 2005年4期
• 关键词: 恒星 星系 起源 空间分布 methods： numerical - galaxies： stellar population - galaxies： indi
• 基金项目: Acknowledgements The authors are thankful Prof. Dr. Peter Notni, Astrophysikalishes Institut Potsdam, Germany, for providing the CCD observations used in this work. Also, the authors greatly thank ano

We present a new method for determining the age and relative contribution of different stellar populations in galaxies based on the genetic algorithm.We apply this method to the barred spiral galaxy NGC 3384, using CCD images in U, B, V, R and I bands. Th