RR Lyrae variables in NGC 5272

We have performed a detailed study of the pulsational and evolutionary characteristics of 133 RR Lyrae stars in the globular cluster NGC 5272 (M3) using highly accurate BVI data...我们利用高精度BVI波段观测数据，对球状星团NGC 5272（M3）中的133颗天琴座RR型变星（RR Lyrae stars）的脉动与演化特征开展了详细研究。