Henry Norris Russell

American astronomer

Henry Norris Russell ForMemRS HFRSE FRASwas an American astronomer who, along with Ejnar Hertzsprung, developed the Hertzsprung-Russell diagram (1910). In 1923, working with Frederick Saunders, he developed Russell-Saunders coupling, which is also known as LS coupling.

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About the Henry Norris Russell

Henry Norris Russell ForMemRS HFRSE FRASwas an American astronomer who, along with Ejnar Hertzsprung, developed the Hertzsprung-Russell diagram (1910). In 1923, working with Frederick Saunders, he developed Russell-Saunders coupling, which is also known as LS coupling.