Time since the birth of Dante Alighieri

Time since the birth of Dante Alighieri (756 y)

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Neat Ratios ...

Time since the birth of Dante Alighieri (756 y)

  • is 1/40 of Time since first humans in Europe (30,000 y)...more
  • is 1/40 of Time since extinction of Neanderthals (30,000 y)...more
  • is 1/40 of Age of earliest sewing needle (30,000 y)...more
  • is 1/40 of Time since the earliest bread baking (30,000 y)...more
  • is 1/20 of Time since first humans in Americas (15,000 y)...more
  • is 2/5 of Time since the peak of Roman Empire (1,900 y)...more
  • is about as big as Time since the birth of Marco Polo (767 y)...more
  • is 2 x Time since the birth of Newton (378 y)...more
  • is 4 x Lifespan of Galapagos giant tortoise (190 y)...more
  • is 5 x Time since the publication of Volume 1 of Marx's Das Kapital (154 y)...more
  • is 5 x Time since the birth of physicist Marie Curie (154 y)...more
  • is 10 x Time since introduction of the first mass-produced helicopter (Sikorsky R-4) (77 y)...more
  • is 10 x Period of Halley's Comet's orbit (75.3 y)...more
  • is 25 x Lifespan of horse (30 y)...more
  • is 50 x Lifespan of a cat (15 y)...more
  • is 400 x Period of Mars's orbit (1.88 y)...more

If this was a standard unit ...

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