Also known as metallic line A stars. These are stars with strong metallic lines in their spectra. 10-20% of A-type stars in the spectral classification are metallic line stars, and are common in open clusters. Source : Heibonsha Encyclopedia About MyPedia Information |
金属線A型星とも。スペクトル中の金属線が強く見える星。スペクトル分類のA型星の10〜20%が金属線星で,散開星団の星に多い。
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