The local solar motion and the scalelength of the Galactic disc

被引：10
|
作者：
Feast, M [1 ]
机构：
[1] Univ Cape Town, Dept Astron, ZA-7701 Rondebosch, South Africa
来源：
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY | 2000年 / 313卷 / 03期
关键词：
stars : kinematics; Galaxy : fundamental parameters; Galaxy : structure;
D O I：
10.1046/j.1365-8711.2000.03302.x
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
It is suggested that the observed variation of velocity dispersion with asymmetric drift is consistent with a local solar motion in the direction of Galactic rotation of similar to 11 km s(-1), together with a systematic variation of disc scalelength with age.
引用
收藏
页码：596 / 598
页数：3
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