Английская Википедия:HE 1256-2738
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HE 1256-2738 is a subdwarf located approximately 1,000 light years away in the constellation Hydra, with a surface temperature of approximately Шаблон:Convert. Along with stars HE 2359-2844 and LS IV-14 116, HE 1256-2738 forms a new group of star called heavy metal subdwarfs.[1]
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