Convert second to septennial
Please provide values below to convert second [s] to septennial [None], or Convert septennial to second.
How to Convert Second to Septennial
1 s = 4.52686968771842e-09 None
Example: convert 15 s to None:
15 s = 15 × 4.52686968771842e-09 None = 6.79030453157763e-08 None
Second to Septennial Conversion Table
| second | septennial |
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Second
The second (symbol: s) is the base unit of time in the International System of Units (SI), used to measure durations and intervals.
History/Origin
The second was originally defined as 1/86400 of a mean solar day. It was later redefined in 1967 based on atomic properties, specifically as the duration of 9,192,631,770 periods of radiation corresponding to the transition between two hyperfine levels of the cesium-133 atom.
Current Use
The second is universally used in science, technology, and everyday life to quantify time intervals, synchronize clocks, and coordinate activities across various fields.
Septennial
A septennial is a period of seven years.
History/Origin
The term originates from Latin 'septennium', used historically to denote a seven-year interval, often in contexts such as anniversaries or cycles in various systems.
Current Use
The term 'septennial' is rarely used in modern timekeeping but may appear in historical or literary contexts to describe events or periods lasting seven years.