Which Happened First?

Annie Jump Cannon

Annie Jump Cannon
Image: New York World-Telegram and the Sun Newspaper · Public domain · source

Annie Jump Cannon was an American astronomer whose cataloging work was instrumental in the development of contemporary stellar classification. With Edward C.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. Alfred PerotNovember 3, 1863 – November 28, 1925
  2. Annie Jump Cannon (this page)December 11, 1863 – April 13, 1941
  3. Corrado SegreAugust 20, 1863 – May 18, 1924
  4. Henri PadéDecember 17, 1863 – July 9, 1953
  5. John Charles FieldsMay 14, 1863 – August 9, 1932
  6. Paul PainlevéDecember 5, 1863 – October 29, 1933

Related

Play a round with Science · 19th century