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1. en.wikipedia.org › wiki › Annie_Jump_CannonAnnie Jump Cannon - Wikipedia

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   Annie Jump Cannon (/ ˈ k æ n ə n /; December 11, 1863 – April 13, 1941) was an American astronomer whose cataloging work was instrumental in the development of contemporary stellar classification.

   • Born: December 11, 1863, Dover, Delaware, U.S.
   • Fields: Astronomy

   • Died: April 13, 1941 (aged 77), Cambridge, Massachusetts, U.S.
   • Known for: Stellar classification

2. www.britannica.com › biography › Annie-Jump-CannonAnnie Jump Cannon | American Astronomer & Women’s Rights ...

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   Apr 9, 2024 · Annie Jump Cannon (born December 11, 1863, Dover, Delaware, U.S.—died April 13, 1941, Cambridge, Massachusetts) was an American astronomer who specialized in the classification of stellar spectra. Cannon was the eldest daughter of Wilson Cannon, a Delaware state senator, and Mary Jump.

   • Author: The Editors of Encyclopaedia Britannica

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4. www.womenshistory.org › annie-jump-cannonAnnie Jump Cannon Biography - National Women's History Museum

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   1863-1941. By Kerri Lee Alexander, NWHM Fellow | 2018-2020. Known as the “census taker of the sky,” Annie Jump Cannon was a brilliant astronomer that revolutionized the way scientists classify stars. Not only did she develop the important Harvard spectral system, she also classified about 350,000 stars manually.

5. www.biography.com › scientist › annie-jump-cannonAnnie Jump Cannon: Biography, Scientist, Astronomy

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   Apr 17, 2019 · Annie Jump Cannon was a pioneering astronomer responsible for the classification of hundreds of thousands of stars. Updated: Apr 17, 2019. Getty Images. (1863-1941) Synopsis. Born on December...

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   Who was Annie Jump Cannon?

   • Annie Jump Cannon was born on December 11, 1863 in Dover, Delaware. The first daughter of Wilson Lee Cannon and Mary Elizabeth Jump, Annie Cannon was inspired by her mother to pursue science. Jump would often open the trapdoor to the roof so they could watch the stars in the small observatory they built together.

   Annie Jump Cannon Biography - National Women's History Museum

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   How did Annie Jump Cannon come up with a spectral system?

   • It was Annie Jump Cannon who figured out a third system as a compromise. She divided stars into the spectral classes O, B, A, F, G, K, M—a system which is still taught to astronomy students today . Annie’s first catalog of stellar spectra was published in 1901, and her career accelerated from that point on.

   Biography of Annie Jump Cannon, Classifier of Stars - ThoughtCo

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   How long did Annie Jump Cannon work in astronomy?

   • Annie Jump Cannon's career in astronomy lasted for more than 40 years, until her retirement in 1940. Despite her retirement, she continued to actively work on astronomy in the observatory up until a few weeks before she died. During her career, Cannon helped women gain acceptance and respect within the scientific community.

   Annie Jump Cannon - Wikipedia

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   Did Annie Jump Cannon create a stellar classification system?

   • Annie Jump Cannon examines a photographic plate of the night sky. She created the stellar classification system still used today. (Image credit: Harvard-Smithsonian Center for Astrophysics) The first was Annie Jump Cannon.

   How Annie Jump Cannon and Henrietta Swan Leavitt revolutionized

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7. www.space.com › 34707-annie-jump-cannon-biographyAnnie Jump Cannon: 'Computer' Who Classified the Stars | Space

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   Nov 12, 2016 · Annie Jump Cannon was a female astronomer best known for coming up with the current system of stellar classification. Her system — ranking stars as O, B, A, F, G, K or M, with "O" being the...

8. www.thoughtco.com › biography-of-annie-jump-cannonBiography of Annie Jump Cannon, Classifier of Stars - ThoughtCo

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   Jul 3, 2019 · Annie Jump Cannon (December 11, 1863–April 13, 1941) was an American astronomer whose work in star cataloging led to the development of modern star classification systems. Along with her groundbreaking work in astronomy, Cannon was a suffragist and activist for women’s rights.

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10. www.space.com › annie-jump-cannon-henrietta-swanHow Annie Jump Cannon and Henrietta Swan Leavitt ...

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    Jun 27, 2023 · The Universe. How human 'computers' Annie Jump Cannon and Henrietta Swan Leavitt revolutionized astronomy. News. By Paul Sutter. published 27 June 2023. Both women stand out as geniuses...