RR Lyr: kinematics, orbits and z-distribution
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RR Lyrae stars in the Milky Way are good tracers to study the kinematic behaviour and spatial distribution of older stellar populations. A recently established well documented...
银河系内的天琴座RR型变星(RR Lyrae stars)是研究老年恒星族群运动学特性与空间分布的良好示踪天体。一项新近构建且得到充分记录的……




