Convert attosecond to second

Enter the value to convert from attosecond to second.

From: as
To: s
Result: 1 attosecond (as) = 1e-18 seconds (s)

How to Convert Attosecond to Second

Converting attosecond to second is straightforward using our conversion calculator.

Conversion Formula

s = as รท 1e+18

Reverse conversion: Convert second to attosecond

About Second

Definition: The second (symbol: s) is the SI base unit of time, defined as the duration of 9,192,631,770 periods of radiation from cesium-133 atoms.

History: Originally defined as 1/86400 of a mean solar day. Redefined in 1967 using atomic transitions for unprecedented accuracy.

Current Use: Universal time unit for scientific measurements, computing, engineering, and precise timing applications worldwide.

Examples: Computer processing: microseconds, sports timing: hundredths of seconds, atomic clocks: nanosecond precision

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