HENRY NORRIS RUSSELL


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Henry Norris Russell
Henry Norris Russell
  • Born: October 25, 1877
  • Died: February 18, 1957
  • Nationality: American
  • Profession: Scientist

Prof Henry Norris Russell ForMemRS HFRSE FRAS was 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.