Which Happened First?

Charles-Eugène Delaunay

Charles-Eugène Delaunay
Image: Tabularius · Public domain · source

Charles-Eugène Delaunay was a French astronomer and mathematician. His lunar motion studies were important in advancing both the theory of planetary motion and mathematics.

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

Who was born first?

Timeline

  1. Carl ZeissSeptember 11, 1816 – December 3, 1888
  2. Catherine Wolfe BruceJanuary 22, 1816 – March 13, 1900
  3. Charles Frédéric GerhardtAugust 21, 1816 – August 19, 1856
  4. Charles-Eugène Delaunay (this page)April 9, 1816 – August 5, 1872
  5. Ion GhicaAugust 12, 1816 – May 7, 1897
  6. Rudolf WolfJuly 7, 1816 – December 6, 1893

Related

Play a round with Science · 19th century
Charles-Eugène Delaunay (April 9, 1816 – August 5, 1872) · Which Happened First?