The r-process enriched giant HD 115444

New high-resolution, very high signal-to-noise spectra of ultrametal-poor (UMP) giant stars HD 115444 and HD 122563 have been gathered with the High-Resolution Echelle...本数据集包含超金属贫（ultrametal-poor, UMP）巨星HD 115444与HD 122563的新型高分辨率、极高信噪比光谱，相关光谱数据已通过高分辨率埃歇尔设备采集完成。