Spectroscopy of M81 globular clusters
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We obtained spectra of 74 globular clusters (GCs) in M81. These GCs had been identified as candidates in a Hubble Space Telescope (HST) Advanced Camera for Surveys I-band...
我们获取了M81星系内74个球状星团（globular clusters, GCs）的光谱数据。该批球状星团最初通过哈勃空间望远镜（Hubble Space Telescope, HST）先进巡天相机（Advanced Camera for Surveys）的I波段观测，被认定为候选星团……
