The 1 E-20 s reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

1 E-20 s

To help compare orders of magnitude of different times this page lists times between 10^-20 seconds and 10^-19 seconds (10 zeptoseconds and 100 zeptoseconds) See also times of other orders of magnitude.

• shorter times
• longer times

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