Finite-mass isothermal spheres and the structure of globular clusters

被引:13
|
作者
Madsen, J
机构
[1] Institute of Physics and Astronomy, University of Aarhus
关键词
celestial mechanics; stellar dynamics; globular clusters; general; galaxies; elliptical and lenticular; cD; fundamental parameters;
D O I
10.1093/mnras/280.4.1089
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Utilizing the recently derived extension of the Maxwell-Boltzmann distribution to low occupation numbers by Simons, this investigation discusses the structure of stellar dynamical isothermal spheres. The resulting models, which resemble King models, constitute a new sequence of physically well-motivated spherical equilibrium configurations of finite mass, and give nice fits to pre-core collapse globular cluster data.
引用
收藏
页码:1089 / 1093
页数:5
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