Blue stragglers and variable stars in M3

This paper describes Hubble Space Telescope (HST)/Planetary Camera-I images of the core of the dense globular cluster M3 (NGC 5272). Stellar photometry in the F555W (V) and...

本论文介绍了致密球状星团M3（NGC 5272）核心区域的哈勃空间望远镜（Hubble Space Telescope，HST）/行星相机1号（Planetary Camera-I）成像数据，包含F555W（V）波段及……的恒星光度测量。