Equivalent widths of 5 giants in 47 Tuc

High resolution spectra of 5 giants, including a horizontal branch star, of the metal-rich globular cluster 47 Tucanae were obtained with the UVES spectrograph at the 8m VLT...通过8米甚大望远镜（VLT）搭载的UVES摄谱仪（UVES spectrograph），获得了富金属球状星团杜鹃座47（47 Tucanae）中5颗巨星的高分辨率光谱，其中包含1颗水平分支星（horizontal branch star）。