Time since the peak of Roman Empire

Time since the peak of Roman Empire (1,900 y)

/fact/time-since-the-peak-of-roman-empire

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If Time since the peak of Roman Empire (1,900 y) was a standard unit ...

Age of earliest mammoth fossils (4.8 million y)...more would be 2500 x Time since the peak of Roman Empire
Time since the birth of Marco Polo (770 y)...more would be 2/5 of Time since the peak of Roman Empire
Time since the birth of Dante Alighieri (759 y)...more would be 2/5 of Time since the peak of Roman Empire
Time since the publication of Copernicus's sun-centred model of the solar system (481 y)...more would be 1/4 of Time since the peak of Roman Empire
Time since the birth of Newton (381 y)...more would be 1/5 of Time since the peak of Roman Empire
Lifespan of Galapagos giant tortoise (190 y)...more would be 1/10 of Time since the peak of Roman Empire
Time since the invention of the transistor (76 y)...more would be 1/25 of Time since the peak of Roman Empire
Period of Halley's Comet's orbit (75.3 y)...more would be 1/25 of Time since the peak of Roman Empire
Time since Concorde Supersonic Airliner entered service (48 y)...more would be 1/40 of Time since the peak of Roman Empire
Time since first Apple ][ computer launched (47 y)...more would be 1/40 of Time since the peak of Roman Empire
Period of Mars's orbit (1.88 y)...more would be 1/1000 of Time since the peak of Roman Empire