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Charles Greeley Abbot

Charles Greeley Abbot, who lived from 1872 till 1963, was an American astronomer who studied & specialized in solar radiation and its effects on the Climate of the Earth. From 1907 he was the director of the Smithsonian Astrophysical Observatory.

Charles Greeley Abbot’s Achievements

  • Accurate determination of the solar constant
  • First accurate map of the Sun’s infrared spectrum
  • Study of the heating effect of the solar corona
  • Helped designing the Mount Wilson Solar Observatory’s vertical solar telescope

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