Convert microsecond to hour (sidereal)
Please provide values below to convert microsecond [µs] to hour (sidereal) [None], or Convert hour (sidereal) to microsecond.
How to Convert Microsecond to Hour (Sidereal)
1 µs = 2.78538308834547e-10 None
Example: convert 15 µs to None:
15 µs = 15 × 2.78538308834547e-10 None = 4.17807463251821e-09 None
Microsecond to Hour (Sidereal) Conversion Table
| microsecond | hour (sidereal) |
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Microsecond
A microsecond is a unit of time equal to one millionth of a second (10^-6 seconds).
History/Origin
The microsecond was introduced in the 20th century as part of the metric system to measure very short time intervals, especially in electronics and computing.
Current Use
Microseconds are used in various fields such as computing, telecommunications, and physics to measure very brief durations, including processor speeds, signal timings, and scientific experiments.
Hour (Sidereal)
An hour (sidereal) is a unit of time based on the Earth's rotation relative to distant stars, equal to approximately 3,894 seconds, used primarily in astronomy.
History/Origin
The sidereal hour originated from the ancient division of the day based on Earth's rotation relative to the stars, differing from the solar hour by about 4 minutes, and has been used historically in astronomy for precise timekeeping.
Current Use
Sidereal hours are mainly used in astronomy and astrophysics to measure celestial events and the Earth's rotation relative to distant celestial objects, rather than in everyday timekeeping.