Spectra of 21 late-type stars
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We present optical spectra of 21 stars from 4800 to 8920A, covering essentially the late spectral types, G, K, M and the luminosity classes I and III. Half of the stars are...
本研究提供了21颗恒星的光学光谱,光谱覆盖波长范围为4800至8920埃(Å),基本涵盖晚型光谱型G、K、M型以及光度等级I与III型。其中半数恒星……



