Quote by: Charles Francis Richter

My amateur interest in astronomy brought out the term 'magnitude', which is used for the brightness of a star.


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Author Bio


  • NameCharles Francis Richter
  • DescriptionSeismologist and mathematician
  • AliasesCharles Francis Richter
  • BornApril 26, 1900
  • DiedSeptember 30, 1985
  • CountryUnited States Of America
  • ProfessionSeismologist