Which Happened First?

Asaph Hall

Asaph Hall
Image: RHorning · Public domain · source

Asaph Hall III was an American astronomer who is best known for having discovered the two moons of Mars, Deimos and Phobos, in 1877. He determined the orbits of satellites of other planets and of double stars, the rotation of Saturn, and the mass of Mars.

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

Who was born first?

Timeline

  1. Asaph Hall (this page)October 15, 1829 – November 22, 1907
  2. Elwin Bruno ChristoffelNovember 10, 1829 – March 15, 1900
  3. Ivan SechenovAugust 1, 1829 – November 2, 1905
  4. Ludvig LorenzJanuary 18, 1829 – June 9, 1891
  5. N. R. PogsonMarch 23, 1829 – June 23, 1891
  6. Robert NobelAugust 4, 1829 – August 7, 1896

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Asaph Hall (October 15, 1829 – November 22, 1907) · Which Happened First?