Which Happened First?

Thomas James Henderson

Thomas James Henderson
Image: Unknown authorUnknown author · Public domain · source

Thomas Henderson FRSE FRS FRAS was a Scottish astronomer and mathematician noted for being the first person to measure the distance to Alpha Centauri, the major component of the nearest stellar system to Earth, the first to determine the parallax of a fixed star, and for being the first Astronomer Royal for Scotland.

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

Who was born first?

Timeline

  1. Auguste ComteJanuary 19, 1798 – September 5, 1857
  2. Christoph GudermannMarch 25, 1798 – September 25, 1852
  3. Franz Ernst NeumannSeptember 11, 1798 – May 23, 1895
  4. Karl Georg Christian von StaudtJanuary 24, 1798 – June 1, 1867
  5. Macedonio MelloniApril 11, 1798 – August 11, 1854
  6. Thomas James Henderson (this page)December 28, 1798 – November 23, 1844

Related

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