Time since the end of the Ordovician geologic period

Time since the end of the Ordovician geologic period (444 million y)

/fact/time-since-the-end-of-the-ordovician-geologic-period

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Neat Ratios ...

Time since the end of the Ordovician geologic period (444 million y)

is 2 x Galactic Year (period of rotation of the Milky Way galaxy) (225 million y)...more
is 2.5 x Break-up of Pangaea into today's continents (175 million y)...more
is 4000 x Time since the start of the last glacial period (Ice Age) (110,000 y)...more

If this was a standard unit ...