Period of Neptune's orbit

Period of Neptune's orbit (164.8 y)

/fact/period-of-neptunes-orbit

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Neat Ratios ...

Period of Neptune's orbit (164.8 y)

  • is 1/250 of Age of oldest musical instrument (42,000 y)...more
  • is 1/40 of Age of the earliest city (6,500 y)...more
  • is 1/10 of Time since the birth of mathematician Hypatia (1,671 y)...more
  • is 2/5 of Time since the birth of Pierre de Fermat (420 y)...more
  • is 2/5 of Duration of Dutch Empire (407 y)...more
  • is 1/2 of Time since the publication of Isaac Newton's major work, the Principia (334 y)...more
  • is 1/2 of Duration of Mughal Empire (332 y)...more
  • is about as big as Time since the publication of Dickens's Tale of Two Cities (162 y)...more
  • is about as big as Time since the publication of Darwin's On the Origin of Species (162 y)...more
  • is 2 x Period of Uranus's orbit (84 y)...more
  • is 2 x Time since the first Volkswagen Beetle produced (83 y)...more
  • is 2 x Length of the Punic Wars (Rome v Carthage) (82 y)...more
  • is 2 x Length of reign of King Sobhuza II of Swaziland (82 y)...more

If this was a standard unit ...