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对银河系Sagittarius-Carina旋臂和晕质量的研究
张明1; 韩金林1; 彭秋和2
2002
Source Publication天文学报
ISSN0001-5245
Volume043Issue:001Pages:24
Abstract利用新的银河系旋转曲线和银河系常数,由HⅡ区和巨分子云等示踪天体重新确定了银河系的Sagittarius-Carina旋臂,得到了其倾角约为12°,并探索了旋臂倾角与银河系常数R0,V0的依赖关系。结果表明,减小银河系常数R0,V0将导致旋臂倾角的增大,从而按照对数螺旋模型估计的银河系旋臂数目有取大的趋向。同时,银河系晕的质量随着旋转曲线的下倾也将逐渐减小。
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/40206
Collection中国科学院国家天文台
Affiliation1.中国科学院国家天文台
2.南京大学
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
张明,韩金林,彭秋和. 对银河系Sagittarius-Carina旋臂和晕质量的研究[J]. 天文学报,2002,043(001):24.
APA 张明,韩金林,&彭秋和.(2002).对银河系Sagittarius-Carina旋臂和晕质量的研究.天文学报,043(001),24.
MLA 张明,et al."对银河系Sagittarius-Carina旋臂和晕质量的研究".天文学报 043.001(2002):24.
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