Which Happened First?

Wilhelm Tempel

Wilhelm Tempel
Image: Startaq · Public domain · source

Ernst Wilhelm Leberecht Tempel, normally known as Wilhelm Tempel, was a German astronomer who worked in Marseille until the outbreak of the Franco-Prussian War in 1870, then later moved to Italy.

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

Who was born first?

Timeline

  1. Arthur CayleyAugust 16, 1821 – January 26, 1895
  2. Eduard HeineMarch 16, 1821 – October 21, 1881
  3. Hermann von HelmholtzAugust 31, 1821 – September 8, 1894
  4. Pafnuty ChebyshevMay 4, 1821 – November 26, 1894
  5. Philipp Ludwig von SeidelOctober 24, 1821 – August 13, 1896
  6. Wilhelm Tempel (this page)December 4, 1821 – March 16, 1889

Related

Play a round with Science · 19th century